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bulk_batch

bulk_batch-2026050001

Rows collapsed into one bulk entry, hiding the detail.

expects bulk_batch

Statement files

1 highlighted lines differ from the same seed rendered without perturbations. That difference is the trap.

bnp_camt053.xmlUntouched by this perturbation
<?xml version='1.0' encoding='utf-8'?>
<Document xmlns="urn:iso:std:iso:20022:tech:xsd:camt.053.001.02">
<BkToCstmrStmt>
<GrpHdr>
<MsgId>LB-acct-2026050001-2-2025-05-31</MsgId>
<CreDtTm>2025-05-31T23:59:00+00:00</CreDtTm>
</GrpHdr>
<Stmt>
<Id>acct-2026050001-2</Id>
<ElctrncSeqNb>1</ElctrncSeqNb>
<CreDtTm>2025-05-31T23:59:00+00:00</CreDtTm>
<FrToDt>
<FrDtTm>2025-05-01T00:00:00+00:00</FrDtTm>
<ToDtTm>2025-05-31T23:59:59+00:00</ToDtTm>
</FrToDt>
<Acct>
<Id>
<IBAN>GB50LBEN38375850476267</IBAN>
</Id>
<Ccy>GBP</Ccy>
</Acct>
<Bal>
<Tp>
<CdOrPrtry>
<Cd>OPBD</Cd>
</CdOrPrtry>
</Tp>
<Amt Ccy="GBP">5201.54</Amt>
<CdtDbtInd>CRDT</CdtDbtInd>
<Dt>
<Dt>2025-05-01</Dt>
</Dt>
</Bal>
<Ntry>
<Amt Ccy="GBP">999.58</Amt>
<CdtDbtInd>DBIT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-02</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-02</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t013</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>FPO AURORA CONSULTING LTD REF781733</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">1118.07</Amt>
<CdtDbtInd>DBIT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-03</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-03</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t011</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>SO OSPREY LEASING REF825128</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">14147.73</Amt>
<CdtDbtInd>CRDT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-04</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-04</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t006</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>CR FENWICK &amp; PARTNERS REF390296</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">2942.57</Amt>
<CdtDbtInd>CRDT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-04</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-04</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t016</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>FPI NORTHGATE CLEANING REF561529</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">2442.13</Amt>
<CdtDbtInd>DBIT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-07</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-07</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t012</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>BP EASTFIELD ENERGY REF398660</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">7204.28</Amt>
<CdtDbtInd>DBIT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-07</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-07</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t026</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>BP EASTFIELD ENERGY REF454256</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">3389.10</Amt>
<CdtDbtInd>DBIT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-08</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-08</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t022</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>FPO LARKSPUR TRAVEL REF204841</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">2752.71</Amt>
<CdtDbtInd>DBIT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-09</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-09</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t018</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>BP BRAMBLE LOGISTICS REF632897</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">10904.57</Amt>
<CdtDbtInd>CRDT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-09</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-09</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t032</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>FPI LARKSPUR TRAVEL REF509598</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">4492.94</Amt>
<CdtDbtInd>DBIT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-10</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-10</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t002</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>BP CASTLEGATE PROPERTY REF764646</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">10305.63</Amt>
<CdtDbtInd>CRDT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-10</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-10</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t009</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>FPI DELPHINIUM MEDIA REF310972</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">5869.12</Amt>
<CdtDbtInd>CRDT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-10</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-10</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t027</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>CR OSPREY LEASING REF831146</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">12591.48</Amt>
<CdtDbtInd>DBIT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-11</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-11</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t010</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>FPO AURORA CONSULTING LTD REF852094</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">7589.67</Amt>
<CdtDbtInd>DBIT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-11</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-11</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t029</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>BP BRAMBLE LOGISTICS REF514094</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">4678.63</Amt>
<CdtDbtInd>DBIT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-13</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-13</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t001</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>BP NORTHGATE CLEANING REF471803</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">13951.15</Amt>
<CdtDbtInd>CRDT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-13</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-13</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t004</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>FPI LARKSPUR TRAVEL REF428094</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">9419.89</Amt>
<CdtDbtInd>CRDT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-16</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-16</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t005</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>TFR EASTFIELD ENERGY REF850069</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">12497.42</Amt>
<CdtDbtInd>DBIT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-16</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-16</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t019</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>SO HARBOURLIGHT IT REF246412</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">2506.65</Amt>
<CdtDbtInd>DBIT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-21</Dt>
</BookgDt>
<ValDt>
<Dt>2025-05-21</Dt>
</ValDt>
<AcctSvcrRef>acct-2026050001-2-t015</AcctSvcrRef>
<NtryDtls>
<TxDtls>
<RmtInf>
<Ustrd>FPO IRONBRIDGE TOOLING REF211431</Ustrd>
</RmtInf>
</TxDtls>
</NtryDtls>
</Ntry>
<Ntry>
<Amt Ccy="GBP">4520.40</Amt>
<CdtDbtInd>DBIT</CdtDbtInd>
<Sts>BOOK</Sts>
<BookgDt>
<Dt>2025-05-23</Dt>
hsbc_statement.xlsx1 changed line · first at line 26
[sheet: Statement]
HSBC Bank plc
Business Current Account Statement
Account name: LEDGERBENCH DEMO LTD
Sort code / Account number: 81-59-39 12111614
Account reference: acct-2026050001-1
Statement period: 01 May 2025 to 31 May 2025
Currency: GBP
Opening balance: 50098.32
Date Payment type Details Paid out Paid in
03 May 2025 TFR BRAMBLE LOGISTICS REF350450 2896.95
05 May 2025 FPO FENWICK & PARTNERS REF154363 492.86
05 May 2025 FPO IRONBRIDGE TOOLING REF492563 7935.60
05 May 2025 CR IRONBRIDGE TOOLING REF299075 716.11
07 May 2025 BP KESTREL INSURANCE REF110262 8641.89
07 May 2025 CR JUNIPER PAYROLL REF531853 8066.92
07 May 2025 DD KESTREL INSURANCE REF931155 13327.16
07 May 2025 CR EASTFIELD ENERGY REF649373 10163.58
09 May 2025 CR GREENHOLM FOODS REF780149 9718.68
10 May 2025 CR CASTLEGATE PROPERTY REF412629 2719.95
10 May 2025 FPO KESTREL INSURANCE REF213117 10711.42
11 May 2025 FPO HARBOURLIGHT IT REF421673 9770.06
16 May 2025 TFR BULK BATCH (5 items) REF153405 22087.33
16 May 2025 FPI DELPHINIUM MEDIA REF729179 4114.11
17 May 2025 DD BRAMBLE LOGISTICS REF109454 13689.81
17 May 2025 TFR DELPHINIUM MEDIA REF734179 7318.28
20 May 2025 FPO JUNIPER PAYROLL REF232891 1790.21
22 May 2025 FPO AURORA CONSULTING LTD REF600211 4765.00
23 May 2025 CR DELPHINIUM MEDIA REF547106 6907.08
27 May 2025 DD MOORLAND TELECOM REF875960 9924.82
27 May 2025 SO EASTFIELD ENERGY REF866787 949.20
27 May 2025 FPI OSPREY LEASING REF390944 6047.95
28 May 2025 FPO EASTFIELD ENERGY REF965288 4272.88
29 May 2025 DD MOORLAND TELECOM REF281664 12776.42
30 May 2025 FPO OSPREY LEASING REF685522 12823.50
31 May 2025 BP HARBOURLIGHT IT REF897423 11840.51
31 May 2025 FPO IRONBRIDGE TOOLING REF631624 8172.76
31 May 2025 BP JUNIPER PAYROLL REF489837 7363.06
rbs_transactions.csvUntouched by this perturbation
"Date","Type","Description","Value","Account Name","Account Number","Ledger Ref"
"01/05/2025","BAL","OPENING BALANCE","232649.64","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"04/05/2025","FPO","FPO IRONBRIDGE TOOLING REF991450","-3729.75","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"14/05/2025","TFR","TFR NORTHGATE CLEANING REF209313","10244.09","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"15/05/2025","FPI","FPI CASTLEGATE PROPERTY REF441500","10028.49","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"16/05/2025","FPO","FPO EASTFIELD ENERGY REF985658","-7510.47","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"18/05/2025","DD","DD EASTFIELD ENERGY REF954237","-7353.27","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"19/05/2025","DD","DD OSPREY LEASING REF546183","-11059.72","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"20/05/2025","FPO","FPO DELPHINIUM MEDIA REF547729","-2443.04","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"23/05/2025","FPO","FPO DELPHINIUM MEDIA REF528029","-3877.85","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"24/05/2025","FPI","FPI OSPREY LEASING REF396437","8524.22","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"25/05/2025","DD","DD HARBOURLIGHT IT REF564835","-14855.52","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"26/05/2025","FPI","FPI BRAMBLE LOGISTICS REF263371","7131.64","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"27/05/2025","CR","CR HARBOURLIGHT IT REF736483","6919.96","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"27/05/2025","SO","SO GREENHOLM FOODS REF440320","-11918.18","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"28/05/2025","SO","SO KESTREL INSURANCE REF433693","-4792.90","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"29/05/2025","FPO","FPO IRONBRIDGE TOOLING REF515822","-9024.05","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"29/05/2025","SO","SO GREENHOLM FOODS REF546775","-2249.54","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"30/05/2025","CR","CR AURORA CONSULTING LTD REF947108","7086.94","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"31/05/2025","SO","SO NORTHGATE CLEANING REF818436","-2922.77","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"31/05/2025","SO","SO DELPHINIUM MEDIA REF643266","-9810.78","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
"31/05/2025","DD","DD MOORLAND TELECOM REF962092","-8544.05","LEDGERBENCH DEMO LTD","39-60-75 98527739","acct-2026050001-3"
 

Ground truth

Public here because the benchmark is open; it is the model's prompt path that can never reach these values, not human readers.

AccountClosing balance
acct-2026050001-1−£52,566.56
acct-2026050001-2−£55,966.73
acct-2026050001-3£182,493.09

Recorded runs on this case

  • exactSingle prompt2 steps · 13,233 tokens · Confidence high

    Model claude-sonnet-4-6Measured 2026-08-20Bench v1.0Run 11eaa71b2d02Commit 3d38c30

  • exactAgent with tools17 steps · 33,463 tokens · Confidence high

    Model claude-sonnet-4-6Measured 2026-08-20Bench v1.0Run f140aa1e57f4Commit 384d72d

Step through any of these on the demo page.