With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: A currency Transaction with Enron Europe Finance & Trading Limited ( `` EEFTL `` ) as agent for Risk Management & Trading Corp. under which either ( A ) for the case in which Counterparty submits an offer to buy from EEFTL , Counterparty shall receive the Base Currency Amount and shall pay the Foreign Currency Amount , or ( B ) for the case in which Counterparty submits an offer to sell to EEFTL , Counterparty shall pay the Base Currency Amount and shall receive the Foreign Currency Amount .
text_B: The paying did not happen
entailed.