1)

(a)Under which circumstances does the Beraisa permit one to move a mortar on Shabbos?

(b)How does Rabah, who holds that 'Davar she'Melachto le'Isur, le'Tzorech Gufo, Mutar' explain this Beraisa? Why is it not permitted under all circumstances?

(c)Initially, Rabah does the same with the Beraisa, which forbids moving a large chopping-board ('Ali', which is used for things such as grain and wood, which one used to chop meat on Yom-Tov). What does the Tana mean when he says 've'Shavin ... she'Asur Letaltelo'?

2)

(a)Rabah changed his mind however, when he heard Rav's ruling, cited by Rav Chin'na bar Shalmaya. What did Rav say about 'Sichi, Zairi and Mezori' (vessels used for painting or according to others, for weaving)?

(b)What is the reason behind Rav's ruling?

(c)How does that explain the Tana's ruling regarding the large chopping-board (and it seems, even the mortar, too)?

3)

(a)Rebbi Chiya bar Aba Amar Rebbi Yochanan establishes 'Kurnas' in our Mishnah, even with regard to a hammer used by goldsmiths. Like which of the two above-mentioned opinions (Rav Yehudah and Rabah) does he concur?

(b)What is his reason?

(c)Rav Sh'man bar Aba Amar Rebbi Yochanan even establishes our Mishnah by a spicer's hammer. What does Rebbi Chiya bar Aba Amar Rebbi Yochanan say about that?

4)

(a)Under which conditions does the Tana Kama of the Beraisa, permit pulling out a fig on Shabbos, from the straw in which one placed it to ripen, or a cake which is still lying in the ashes from before Shabbos?

(b)Rebbi Elazar ben Tadai is more lenient than the Tana Kama. What does he say?

(c)What is his reason?

(d)What does Rav Nachman mean when he permits removing a fig from the ground 'mi'Lema'alah Lematah', but not ' Lema'alah Lematah'?

(e)How do we reconcile this with his own ruling like Rebbi Elazar ben Tadai?

5)

(a)In reply to Rava b'rei de'Rabah's She'eilah concerning the status of a needle missing the eye or the point, Rav Yosef cites our Mishnah permitting taking a needle to remove a splinter. What does he prove from there?

(b)How does Abaye reconcile Rav Yosef's ruling with the Mishnah in Kelim 'Machat she'Nital Chararah O Uktzah, Tehorah'?

6)

(a)Rava disagrees with Abaye. What does he say to the Kashya from the Mishnah in Kelim?

(b)We query Rava however, from a Beraisa which discusses a needle with a hole or without one. What distinction does the Tana there draw between Shabbos and Tum'ah?

(c)How does Abaye reconcile Rava with the Beraisa? What sort of broken needle is ...

1. ... the Beraisa referring to?

2. ... Rava referring to?

7)

(a)Rav Sheishes permits 'Asuvi Yenuka'. What is 'Asuvi Yenuka'?

(b)Why does Rav Nachman prohibit it?

(c)How does Rav Nachman prove from the Mishnah in Chavis 'Ein Osin Apiktozin be'Shabbos' that it is forbidden?

(d)How does Rav Sheishes refute Rav Nachman's proof?

8)

(a)How does Rav Sheishes then prove his opinion from our Mishnah 'Machat shel Yad Litol Bo es ha'Kotz'?

(b)How does Rav Nachman counter Rav Sheshes' proof?

123b----------------------------------------123b

9)

(a)What does our Mishnah say about a cane used to stir oil regarding ...

1. ... Tum'ah?

2. ... Tiltul on Shabbos?

(b)What problem do we have with the Tana's ruling declaring the cane Tamei if it has a 'knot' at the top?

(c)How does the Beraisa in the name of Rebbi Nechemyah answer this question?

10)

(a)What common ruling does Rebbi Yossi in our Mishnah issue to both a large commercial saw and the peg of a plow (a coulter)?

(b)To what does Rav Nachman compare a copper laundry-man's sieve, and Abaye a leather-maker's knife, a butcher's knife and an adz (a sharp-edged tool)?

(c)According to another Beraisa, what common ruling did the Chachamim originally issue regarding a knife to cut cakes of figs, a large ladle to draw the scum from the pot and a regular table-knife?

(d)They made concession upon concession however. What was their final ruling?

11)

(a)The Beraisa states that Chazal made four independent concessions. What prompted them to do this?

(b)According to Abaye, first they permitted a K'li she'Melachto le'Heter le'Tzorech Gufo, then a K'li she'Melachto le'Heter le'Tzorech Mekomo. What did they permit next?

(c)What was their final concession?

(d)How does Rava query Abaye's explanation?

(e)Rava lists the first two of Abaye as one. What is then ...

1. ... the third concession?

2. ... the fourth concession?

12)

(a)Abaye queries Rava from the Beraisos (which we cited on the previous Amud) forbidding moving a mortar and a large chopping board, respectively. How do Abaye and Rava respectively, establish them?

(b)Which Beis-Din issued the decree forbidding all vessels except for the three listed by Rebbi Yossi?

(c)Why did he do that?

(d)What do the following four Halachos have in common 'Kanin' (a Mishnah in Menachos), 'Maklos' (a Mishnah in Pesachim), 'G'lustera' (a Mishnah in Kelim) and 'Meduchah' (the Beraisa cited earlier)? How does Rebbi Elazar establish them?

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