Transaction Details
The contract call From 0x27431e7d...9392ef69c To 0x1e68238c...D85CE0270 produced 68 Internal Transactions
Type Trace Address | From | To | Value | Gas Limit | |
---|---|---|---|---|---|
create2_0_1_1 | 0x1e68238c...D85CE0270 | 0x574282eC...4C571D1e6 | 0 ETH | 4,592,891 | |
call_0_1_1_1_1 | 0x574282eC...4C571D1e6 | 0x72b4C52f...87427b058 | 0.361672077040924299 ETH | 4,386,104 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0x27431e7d...9392ef69c | 0.332738310877650356 ETH | 4,209,232 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0xd3947210...450A56280 | 0.028933766163273943 ETH | 4,199,858 | |
create2_0_1_1 | 0x1e68238c...D85CE0270 | 0xf2f5A0f5...579fd0c88 | 0 ETH | 4,432,217 | |
call_0_1_1_1_1 | 0xf2f5A0f5...579fd0c88 | 0x72b4C52f...87427b058 | 0.105356588460658127 ETH | 4,235,257 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0x27431e7d...9392ef69c | 0.096928061383805477 ETH | 4,083,111 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0xd3947210...450A56280 | 0.00842852707685265 ETH | 4,076,197 | |
create2_0_1_1 | 0x1e68238c...D85CE0270 | 0x2eAFBA5A...B97a43706 | 0 ETH | 4,299,097 | |
call_0_1_1_1_1 | 0x2eAFBA5A...B97a43706 | 0x72b4C52f...87427b058 | 0.160416020441083228 ETH | 4,106,264 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0x27431e7d...9392ef69c | 0.14758273880579657 ETH | 3,958,117 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0xd3947210...450A56280 | 0.012833281635286658 ETH | 3,951,203 | |
create2_0_1_1 | 0x1e68238c...D85CE0270 | 0xa4d51026...551476Af7 | 0 ETH | 4,165,970 | |
call_0_1_1_1_1 | 0xa4d51026...551476Af7 | 0x72b4C52f...87427b058 | 0.392559573869796355 ETH | 3,977,265 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0x27431e7d...9392ef69c | 0.361154807960212647 ETH | 3,833,118 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0xd3947210...450A56280 | 0.031404765909583708 ETH | 3,826,205 | |
create2_0_1_1 | 0x1e68238c...D85CE0270 | 0x8217dD3e...CfEDeD3A1 | 0 ETH | 4,032,837 | |
call_0_1_1_1_1 | 0x8217dD3e...CfEDeD3A1 | 0x72b4C52f...87427b058 | 0.184365754487017547 ETH | 3,848,261 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0x27431e7d...9392ef69c | 0.169616494128056144 ETH | 3,708,114 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0xd3947210...450A56280 | 0.014749260358961403 ETH | 3,701,201 | |
create2_0_1_1 | 0x1e68238c...D85CE0270 | 0x463BC948...058900BD8 | 0 ETH | 3,899,697 | |
call_0_1_1_1_1 | 0x463BC948...058900BD8 | 0x72b4C52f...87427b058 | 0.034392345696687724 ETH | 3,719,248 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0x27431e7d...9392ef69c | 0.031640958040952707 ETH | 3,583,100 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0xd3947210...450A56280 | 0.002751387655735017 ETH | 3,576,187 | |
create2_0_1_1 | 0x1e68238c...D85CE0270 | 0x227bF388...3572319D8 | 0 ETH | 3,766,550 | |
call_0_1_1_1_1 | 0x227bF388...3572319D8 | 0x72b4C52f...87427b058 | 0.28679093273164301 ETH | 3,590,229 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0x27431e7d...9392ef69c | 0.26384765811311157 ETH | 3,458,082 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0xd3947210...450A56280 | 0.02294327461853144 ETH | 3,451,169 | |
create2_0_1_1 | 0x1e68238c...D85CE0270 | 0x06568918...3c34eDdF5 | 0 ETH | 3,633,397 | |
call_0_1_1_1_1 | 0x06568918...3c34eDdF5 | 0x72b4C52f...87427b058 | 0.080629724312857173 ETH | 3,461,205 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0x27431e7d...9392ef69c | 0.0741793463678286 ETH | 3,333,058 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0xd3947210...450A56280 | 0.006450377945028573 ETH | 3,326,145 | |
create2_0_1_1 | 0x1e68238c...D85CE0270 | 0x82341ad2...D78C28Ceb | 0 ETH | 3,500,236 | |
call_0_1_1_1_1 | 0x82341ad2...D78C28Ceb | 0x72b4C52f...87427b058 | 1.343342132382425955 ETH | 3,332,173 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0x27431e7d...9392ef69c | 1.235874761791831879 ETH | 3,208,028 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0xd3947210...450A56280 | 0.107467370590594076 ETH | 3,201,115 | |
create2_0_1_1 | 0x1e68238c...D85CE0270 | 0x1F988D57...8F1383E2C | 0 ETH | 3,367,069 | |
call_0_1_1_1_1 | 0x1F988D57...8F1383E2C | 0x72b4C52f...87427b058 | 0.549600670668510737 ETH | 3,203,135 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0x27431e7d...9392ef69c | 0.505632617015029879 ETH | 3,082,991 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0xd3947210...450A56280 | 0.043968053653480858 ETH | 3,076,077 | |
create2_0_1_1 | 0x1e68238c...D85CE0270 | 0xd549c5F3...d2AA6c9dC | 0 ETH | 3,233,895 | |
call_0_1_1_1_1 | 0xd549c5F3...d2AA6c9dC | 0x72b4C52f...87427b058 | 0.053440072583349301 ETH | 3,074,090 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0x27431e7d...9392ef69c | 0.049164866776681357 ETH | 2,957,946 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0xd3947210...450A56280 | 0.004275205806667944 ETH | 2,951,033 | |
create2_0_1_1 | 0x1e68238c...D85CE0270 | 0xEB73032c...858360BfB | 0 ETH | 3,100,714 | |
call_0_1_1_1_1 | 0xEB73032c...858360BfB | 0x72b4C52f...87427b058 | 0.070826132155805761 ETH | 2,945,038 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0x27431e7d...9392ef69c | 0.065160041583341301 ETH | 2,832,895 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0xd3947210...450A56280 | 0.00566609057246446 ETH | 2,825,982 | |
create2_0_1_1 | 0x1e68238c...D85CE0270 | 0xC616f627...Cff8cD431 | 0 ETH | 2,967,527 | |
call_0_1_1_1_1 | 0xC616f627...Cff8cD431 | 0x72b4C52f...87427b058 | 0.098496745510005328 ETH | 2,815,981 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0x27431e7d...9392ef69c | 0.090617005869204902 ETH | 2,707,840 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0xd3947210...450A56280 | 0.007879739640800426 ETH | 2,700,927 | |
create2_0_1_1 | 0x1e68238c...D85CE0270 | 0xd4425550...F22E22dCE | 0 ETH | 2,834,332 | |
call_0_1_1_1_1 | 0xd4425550...F22E22dCE | 0x72b4C52f...87427b058 | 0.019108886126377937 ETH | 2,686,916 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0x27431e7d...9392ef69c | 0.017580175236267703 ETH | 2,582,778 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0xd3947210...450A56280 | 0.001528710890110234 ETH | 2,575,864 | |
create2_0_1_1 | 0x1e68238c...D85CE0270 | 0x25c00fd4...C090AeB0e | 0 ETH | 2,701,131 | |
call_0_1_1_1_1 | 0x25c00fd4...C090AeB0e | 0x72b4C52f...87427b058 | 0.024151265101867741 ETH | 2,557,845 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0x27431e7d...9392ef69c | 0.022219163893718322 ETH | 2,457,708 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0xd3947210...450A56280 | 0.001932101208149419 ETH | 2,450,795 | |
create2_0_1_1 | 0x1e68238c...D85CE0270 | 0x85Cc5e44...d2F9FbF91 | 0 ETH | 2,567,924 | |
call_0_1_1_1_1 | 0x85Cc5e44...d2F9FbF91 | 0x72b4C52f...87427b058 | 0.134241487949637115 ETH | 2,428,768 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0x27431e7d...9392ef69c | 0.123502168913666146 ETH | 2,332,633 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0xd3947210...450A56280 | 0.010739319035970969 ETH | 2,325,720 | |
create2_0_1_1 | 0x1e68238c...D85CE0270 | 0xC2a35a15...01E679913 | 0 ETH | 2,434,709 | |
call_0_1_1_1_1 | 0xC2a35a15...01E679913 | 0x72b4C52f...87427b058 | 0.205184735990141612 ETH | 2,299,684 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0x27431e7d...9392ef69c | 0.188769957110930284 ETH | 2,207,552 | |
call_0_1_1_1_1_1_1 | 0x72b4C52f...87427b058 | 0xd3947210...450A56280 | 0.016414778879211328 ETH | 2,200,638 |
Transaction Receipt Event Logs
Name
Withdrawal (index_topic_1 address withdrawer, index_topic_2 address feeRecipient, bytes32 pubKeyRoot, uint256 rewards, uint256 nodeOperatorFee, uint256 treasuryFee)View Source
Topics
- 0 0x570610cb78811f3a7f90d272791d0a5e71648fb7368280519fc5866e5184db1d
- 1: withdrawer 0x27431e7d84bfc70bd8FdFFE99f889719392ef69c
- 2: feeRecipient 0x581008BD49884aB304e75ffc99871Ba28227C6e4
Data
- pubKeyRoot :13C4AC38D0E4F85E8A92DB2223E7012C60F200FAD7E6513EA3F077A149E45EFC
- rewards :332738310877650356
- nodeOperatorFee :0
- treasuryFee :28933766163273943
Name
Withdrawal (index_topic_1 address withdrawer, index_topic_2 address feeRecipient, bytes32 pubKeyRoot, uint256 rewards, uint256 nodeOperatorFee, uint256 treasuryFee)View Source
Topics
- 0 0x570610cb78811f3a7f90d272791d0a5e71648fb7368280519fc5866e5184db1d
- 1: withdrawer 0x27431e7d84bfc70bd8FdFFE99f889719392ef69c
- 2: feeRecipient 0x581008BD49884aB304e75ffc99871Ba28227C6e4
Data
- pubKeyRoot :7D0FFB7AC31481B321DFE49223EDC81A9C6ADCCC9EA69C71653B138AF43C9EBD
- rewards :96928061383805477
- nodeOperatorFee :0
- treasuryFee :8428527076852650
Name
Withdrawal (index_topic_1 address withdrawer, index_topic_2 address feeRecipient, bytes32 pubKeyRoot, uint256 rewards, uint256 nodeOperatorFee, uint256 treasuryFee)View Source
Topics
- 0 0x570610cb78811f3a7f90d272791d0a5e71648fb7368280519fc5866e5184db1d
- 1: withdrawer 0x27431e7d84bfc70bd8FdFFE99f889719392ef69c
- 2: feeRecipient 0x581008BD49884aB304e75ffc99871Ba28227C6e4
Data
- pubKeyRoot :B079A0A78546241AB6EE0A09AAE87E16A413E33CFC81F4B334DE8A57253590C8
- rewards :147582738805796570
- nodeOperatorFee :0
- treasuryFee :12833281635286658
Name
Withdrawal (index_topic_1 address withdrawer, index_topic_2 address feeRecipient, bytes32 pubKeyRoot, uint256 rewards, uint256 nodeOperatorFee, uint256 treasuryFee)View Source
Topics
- 0 0x570610cb78811f3a7f90d272791d0a5e71648fb7368280519fc5866e5184db1d
- 1: withdrawer 0x27431e7d84bfc70bd8FdFFE99f889719392ef69c
- 2: feeRecipient 0x581008BD49884aB304e75ffc99871Ba28227C6e4
Data
- pubKeyRoot :4F61D1CFB451A4614A5AAADCE647C0A1F9DCB89F1B0C4A2579B7CB1C07F19C71
- rewards :361154807960212647
- nodeOperatorFee :0
- treasuryFee :31404765909583708
Name
Withdrawal (index_topic_1 address withdrawer, index_topic_2 address feeRecipient, bytes32 pubKeyRoot, uint256 rewards, uint256 nodeOperatorFee, uint256 treasuryFee)View Source
Topics
- 0 0x570610cb78811f3a7f90d272791d0a5e71648fb7368280519fc5866e5184db1d
- 1: withdrawer 0x27431e7d84bfc70bd8FdFFE99f889719392ef69c
- 2: feeRecipient 0x581008BD49884aB304e75ffc99871Ba28227C6e4
Data
- pubKeyRoot :CC848CC9A37F4622AF2706EB0518DEDA0F333C58BB70C9115CD7A01F2F80A514
- rewards :169616494128056144
- nodeOperatorFee :0
- treasuryFee :14749260358961403
Name
Withdrawal (index_topic_1 address withdrawer, index_topic_2 address feeRecipient, bytes32 pubKeyRoot, uint256 rewards, uint256 nodeOperatorFee, uint256 treasuryFee)View Source
Topics
- 0 0x570610cb78811f3a7f90d272791d0a5e71648fb7368280519fc5866e5184db1d
- 1: withdrawer 0x27431e7d84bfc70bd8FdFFE99f889719392ef69c
- 2: feeRecipient 0x581008BD49884aB304e75ffc99871Ba28227C6e4
Data
- pubKeyRoot :F5497D3F25BC31CBE4D224CDA4886BE6726C19D9E2AAE13D0E04A76ACB32BDDD
- rewards :31640958040952707
- nodeOperatorFee :0
- treasuryFee :2751387655735017
Name
Withdrawal (index_topic_1 address withdrawer, index_topic_2 address feeRecipient, bytes32 pubKeyRoot, uint256 rewards, uint256 nodeOperatorFee, uint256 treasuryFee)View Source
Topics
- 0 0x570610cb78811f3a7f90d272791d0a5e71648fb7368280519fc5866e5184db1d
- 1: withdrawer 0x27431e7d84bfc70bd8FdFFE99f889719392ef69c
- 2: feeRecipient 0x581008BD49884aB304e75ffc99871Ba28227C6e4
Data
- pubKeyRoot :C9AA4FD07695E607E7E50E5070109466409E96A3CFDD175AE0A2FE4791373390
- rewards :263847658113111570
- nodeOperatorFee :0
- treasuryFee :22943274618531440
Name
Withdrawal (index_topic_1 address withdrawer, index_topic_2 address feeRecipient, bytes32 pubKeyRoot, uint256 rewards, uint256 nodeOperatorFee, uint256 treasuryFee)View Source
Topics
- 0 0x570610cb78811f3a7f90d272791d0a5e71648fb7368280519fc5866e5184db1d
- 1: withdrawer 0x27431e7d84bfc70bd8FdFFE99f889719392ef69c
- 2: feeRecipient 0x581008BD49884aB304e75ffc99871Ba28227C6e4
Data
- pubKeyRoot :D684CCDBA648D8ACB935BC8B30B2C41B22930804D0685EB4A540854EFBCA77BD
- rewards :74179346367828600
- nodeOperatorFee :0
- treasuryFee :6450377945028573
Name
Withdrawal (index_topic_1 address withdrawer, index_topic_2 address feeRecipient, bytes32 pubKeyRoot, uint256 rewards, uint256 nodeOperatorFee, uint256 treasuryFee)View Source
Topics
- 0 0x570610cb78811f3a7f90d272791d0a5e71648fb7368280519fc5866e5184db1d
- 1: withdrawer 0x27431e7d84bfc70bd8FdFFE99f889719392ef69c
- 2: feeRecipient 0x581008BD49884aB304e75ffc99871Ba28227C6e4
Data
- pubKeyRoot :8684F41051500616A4139E0385EF4439C4A3F9E307FD940B24CD6D17805AD74D
- rewards :1235874761791831879
- nodeOperatorFee :0
- treasuryFee :107467370590594076
Name
Withdrawal (index_topic_1 address withdrawer, index_topic_2 address feeRecipient, bytes32 pubKeyRoot, uint256 rewards, uint256 nodeOperatorFee, uint256 treasuryFee)View Source
Topics
- 0 0x570610cb78811f3a7f90d272791d0a5e71648fb7368280519fc5866e5184db1d
- 1: withdrawer 0x27431e7d84bfc70bd8FdFFE99f889719392ef69c
- 2: feeRecipient 0x581008BD49884aB304e75ffc99871Ba28227C6e4
Data
- pubKeyRoot :353B5074AE409EA5310D07B7D1E0720CC2D41AC1D6D821E91E5B4E6E63FEB1CE
- rewards :505632617015029879
- nodeOperatorFee :0
- treasuryFee :43968053653480858
Name
Withdrawal (index_topic_1 address withdrawer, index_topic_2 address feeRecipient, bytes32 pubKeyRoot, uint256 rewards, uint256 nodeOperatorFee, uint256 treasuryFee)View Source
Topics
- 0 0x570610cb78811f3a7f90d272791d0a5e71648fb7368280519fc5866e5184db1d
- 1: withdrawer 0x27431e7d84bfc70bd8FdFFE99f889719392ef69c
- 2: feeRecipient 0x581008BD49884aB304e75ffc99871Ba28227C6e4
Data
- pubKeyRoot :1B9DE9D94D1642E721F1EA43C9A62F404220903E78C31ED299366E036BBD08E9
- rewards :49164866776681357
- nodeOperatorFee :0
- treasuryFee :4275205806667944
Name
Withdrawal (index_topic_1 address withdrawer, index_topic_2 address feeRecipient, bytes32 pubKeyRoot, uint256 rewards, uint256 nodeOperatorFee, uint256 treasuryFee)View Source
Topics
- 0 0x570610cb78811f3a7f90d272791d0a5e71648fb7368280519fc5866e5184db1d
- 1: withdrawer 0x27431e7d84bfc70bd8FdFFE99f889719392ef69c
- 2: feeRecipient 0x581008BD49884aB304e75ffc99871Ba28227C6e4
Data
- pubKeyRoot :DBDA018C870BBF7068ED491D73A79C75B22A26F0B5BA39182D1B02320B5FCED2
- rewards :65160041583341301
- nodeOperatorFee :0
- treasuryFee :5666090572464460
Name
Withdrawal (index_topic_1 address withdrawer, index_topic_2 address feeRecipient, bytes32 pubKeyRoot, uint256 rewards, uint256 nodeOperatorFee, uint256 treasuryFee)View Source
Topics
- 0 0x570610cb78811f3a7f90d272791d0a5e71648fb7368280519fc5866e5184db1d
- 1: withdrawer 0x27431e7d84bfc70bd8FdFFE99f889719392ef69c
- 2: feeRecipient 0x581008BD49884aB304e75ffc99871Ba28227C6e4
Data
- pubKeyRoot :BB6A433432E1090E6371645BD5711C05568D95372167BADFBD1D4F92EABE41E5
- rewards :90617005869204902
- nodeOperatorFee :0
- treasuryFee :7879739640800426
Name
Withdrawal (index_topic_1 address withdrawer, index_topic_2 address feeRecipient, bytes32 pubKeyRoot, uint256 rewards, uint256 nodeOperatorFee, uint256 treasuryFee)View Source
Topics
- 0 0x570610cb78811f3a7f90d272791d0a5e71648fb7368280519fc5866e5184db1d
- 1: withdrawer 0x27431e7d84bfc70bd8FdFFE99f889719392ef69c
- 2: feeRecipient 0x581008BD49884aB304e75ffc99871Ba28227C6e4
Data
- pubKeyRoot :D4CC7A52D0A5EE6FFE5FCD1C322B1DD486CD49DF67A1AF90D1E6018A839D0797
- rewards :17580175236267703
- nodeOperatorFee :0
- treasuryFee :1528710890110234
Name
Withdrawal (index_topic_1 address withdrawer, index_topic_2 address feeRecipient, bytes32 pubKeyRoot, uint256 rewards, uint256 nodeOperatorFee, uint256 treasuryFee)View Source
Topics
- 0 0x570610cb78811f3a7f90d272791d0a5e71648fb7368280519fc5866e5184db1d
- 1: withdrawer 0x27431e7d84bfc70bd8FdFFE99f889719392ef69c
- 2: feeRecipient 0x581008BD49884aB304e75ffc99871Ba28227C6e4
Data
- pubKeyRoot :E5768D6E789061E5224E7A4CB4A0EFACEB50741DCD729B7E93EF97B86E1E8E7D
- rewards :22219163893718322
- nodeOperatorFee :0
- treasuryFee :1932101208149419
Name
Withdrawal (index_topic_1 address withdrawer, index_topic_2 address feeRecipient, bytes32 pubKeyRoot, uint256 rewards, uint256 nodeOperatorFee, uint256 treasuryFee)View Source
Topics
- 0 0x570610cb78811f3a7f90d272791d0a5e71648fb7368280519fc5866e5184db1d
- 1: withdrawer 0x27431e7d84bfc70bd8FdFFE99f889719392ef69c
- 2: feeRecipient 0x581008BD49884aB304e75ffc99871Ba28227C6e4
Data
- pubKeyRoot :2BAB7B3B916AFB275A7F571617BD9841E71ED9F907AB50B5395AFD073C7679D9
- rewards :123502168913666146
- nodeOperatorFee :0
- treasuryFee :10739319035970969
Name
Withdrawal (index_topic_1 address withdrawer, index_topic_2 address feeRecipient, bytes32 pubKeyRoot, uint256 rewards, uint256 nodeOperatorFee, uint256 treasuryFee)View Source
Topics
- 0 0x570610cb78811f3a7f90d272791d0a5e71648fb7368280519fc5866e5184db1d
- 1: withdrawer 0x27431e7d84bfc70bd8FdFFE99f889719392ef69c
- 2: feeRecipient 0x581008BD49884aB304e75ffc99871Ba28227C6e4
Data
- pubKeyRoot :08CF10127C78D6AB0105339C0F122861277333797B5B45B5D97CCDD0369F7EE4
- rewards :188769957110930284
- nodeOperatorFee :0
- treasuryFee :16414778879211328
A transaction is a cryptographically signed instruction that changes the blockchain state. Block explorers track the details of all transactions in the network. Learn more about transactions in our Knowledge Base.