Go (Baduk, Weiqi) problems with solutions

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Direction of play problem 093

93 Black to play Choose from options A–B * In this position the upper side is important

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(;
GM[1]FF[4]VW[]AP[goproblems.ru]
SZ[19]
ST[1]
AB[pc][qe][cd][ed]
AW[pp][cq][fc][db]
;W[tt]C[93
Black to play
Choose from options A–B
* In this position the upper side is important]
LB[hd:B][fd:A]
(;B[fd]
BM[1]C[Wrong answer
The block (osae) makes it hard to develop the upper side
See the continuation]
;W[gc];B[gd];W[cc];B[bd];W[hc];B[cj]
C[…Move 1 is a mistake in direction of play. When White extends to 6, the upper side is all but lost for Black. Black’s position on the left side is not big enough to make up for the losses at the top.]
LB[cj:7][hc:6][bd:5][cc:4][gd:3][gc:2][fd:1]
)
(;B[hd]
TE[1]C[Correct answer
The hasami helps develop the upper side and the centre
See the continuation]
;W[fd];B[fe];W[ge];B[gd];W[ee];B[ff];W[dd];B[de]
;W[ec];B[ef];W[ce];B[ed];W[bd];B[dc];W[cc];B[dd];W[df];B[ee]
;W[bb];B[cf];W[be];B[dg]
C[…Here Black should play 1. The joseki up to 23 gives Black a good position on the upper side.]
LB[dg:23][be:22][cf:21][bb:20][cc:16][dc:15][bd:14][ed:13][ce:12][ef:11][ec:10][de:9][dd:17][ff:7][ee:19][gd:5][ge:4][fe:3][fd:2][hd:1]
))

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