Definition
−([Financial.Observed agent identifier],[Financial.Contract identifier],[Financial.Instrument identifier]) EXISTS IN {([Counterparty-instrument.Observed agent identifier],[Counterparty- instrument.Contract identifier],[Counterparty- instrument.Instrument identifier])}, WHERE [Counterparty-instrument.Counterparty role]='Servicer'
+([Financial.Observed agent identifier],[Financial.Contract identifier],[Financial.Instrument identifier]) EXISTS IN {([Counterparty-instrument.Observed agent identifier],[Counterparty-instrument.Contract identifier],[Counterparty-instrument.Instrument identifier])}, WHERE [Counterparty-instrument.Counterparty role]= “Servicer”