Study Guide Pesachim 31 Today’s daf is sponsored by Anne Rubin in honor of her Rabbi, Andrea Merow who has been an inspiration to her learning for as long as she has known her. Rabbi Merow is an inspiration to many in learning and living a Jewish life with a focus on social justice and Anne is grateful to be a part of her community. And by Elana Storch to the memory of Gloria Weisman, "the mom of my dear friend and chevruta partner Patti Evans. May her memory be for a blessing. Thinking of you Patti and the whole family at this sad time. HaMakom Yenachem Etchem B'toch Shear Avelei Zion v'Yerushalayim. According to the mishna, if a gentile gave chametz as collateral for a loan to a Jew or the reverse, what are the laws regarding that chametz after Pesach - is it considered belonging to the Jew or the gentile? The gemara brings a debate between Rava and Abaye concerning laws of a collateral - in the event that the debtor doesn't pay back the loan, from when is the collateral considered in the possession of the creditor - from the very beginning or only from the time the loan is due and not repaid. The gemara raises several questions on Rava's opinion, including from our mishna. If there is a store and food is found there after Pesach - what is its status - do we assume it was the owner's or the workers'? What if the owner was Jewish and the workers gentiles or the reverse? What is the status of chametz that is buried under rubble - is it considered destroyed? Are there any limitations?