[If a man said:] “Here is your get on condition that you give me two hundred zuz,” she is divorced and she shall gave [it]. “On condition that you give [it] to me between now and thirty days” —- if she gave [it] to him within thirty days, she is divorced; if not, she is not divorced. Said Rabban Shimon ben Gamliel: It occurred in Sidon that one said to his wife: “Here is your get on condition that you give me my cloak,” and she lost his cloak, and the Sages said: She shall give him its value.