问题1:黑先
破白空的手筋。
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(;GM[1]AP[StoneBase:SGFParser.3.0.1]SZ[19]CA[gb2312]HA[0]AB[ab][cd][ce][dc][fd][ee][ef][df][dg][cg][gf][gg][hg]AW[cb][cc][dd][de][ec][ed][cf][fe][ge][he][hf][jd][kc])
问题2:黑先
如何营救左上黑棋
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(;GM[1]AP[StoneBase:SGFParser.3.0.1]SZ[19]CA[gb2312]HA[0]AB[cc][cd][fa][fb][fc][fd][ed][dd][oc][qd][ch][cj]AW[cb][dc][ec][eb][ea][hc][kc][he][gf][eg][dh][cg][cf])
破白空的手筋。

(;GM[1]AP[StoneBase:SGFParser.3.0.1]SZ[19]CA[gb2312]HA[0]AB[ab][cd][ce][dc][fd][ee][ef][df][dg][cg][gf][gg][hg]AW[cb][cc][dd][de][ec][ed][cf][fe][ge][he][hf][jd][kc])
问题2:黑先
如何营救左上黑棋

(;GM[1]AP[StoneBase:SGFParser.3.0.1]SZ[19]CA[gb2312]HA[0]AB[cc][cd][fa][fb][fc][fd][ed][dd][oc][qd][ch][cj]AW[cb][dc][ec][eb][ea][hc][kc][he][gf][eg][dh][cg][cf])