source: She says he can pay her later and calls it an IOU and offers him a contract to sign and he stamps it with his signet ring.
target: She says he can pay her later and calls it an IOU.  She offers him a contract to sign.  He stamps it with his signet ring.
references: She says he can pay her later and calls it an IOU.  She offers him a contract to sign.  He stamps it with his signet ring.