Kollel Iyun Hadaf, Jerusalem
(a) According to Rebbi Chanina ben Antignus, when is a Kesem (bloodstain) Metamei retroactively, and when is it Metamei only from the time it is found, and why the difference?2) What is the Din if a girl who has reached the age of seeing blood, but has not yet seen, now sees a Kesem?
(a) What does Rav Yehudah quoting Shmuel say about an Eid she'Lifnei Tashmish, and why?In the second answer, the Gemara concedes that 'be'Eidim' refers to before and after Tashmish.
(c) What is the Chidush, and what correction must we make in the word 'ha'Meshameshes', and why?4) If the Eidim detract from twenty-four hours, then they will certainly detract from the examination of the morning till the Pekidah of the evening, which is only twelve hours. So why does the Mishnah need to mention it?
(a) Why does the Mishnah mention the bed in the case of Dayah Sha'atah, and how does that bear out Ze'iri's statement, regarding 'Mei'es Le'es shebe'Nidah'?6) If a Tamei person putting on his cloak beside Taharos, or a Tahor person next to a Sheretz, and he is not sure whether his cloak touched the Taharos - to make *them* Tamei, or the Sheretz - to make *him* Tamei, the Beraisa rules that he and the Taharos, remains Tahor.
(a) Why is this not a Kashya on Rebbi Yochanan, the author of the previous answer (in b.)7)
(a) What does the Beraisa mean when it writes 'Mei'es Le'es she'be'Nidah Metamei Mishkav u'Moshav *ke'Maga'ah*'?