(;
GM[1]
SZ[19]
AW[dc][cd][ce][cf][dp]
AB[de][dd][ec][pd][pp]
LB[de:1][dd:3][ec:5][ce:2][cd:4][cf:6]
C[Problem 25. Black to play.  

In response to White 2, Black 3 and 5 are large-scale strategic moves which work well with Black's niren-sei on the right. What should Black do after White 6 ? ]
;B[pj]
TE[2]
C[Correct Answer.  

Making a sanren-sei on the side with 1 is strategically an interesting move. ]
;W[db]
C[If White fortifies her corner territory with 2, ... ]
;B[jd]
C[... Black will take another star point at the top with 3. (See Get Strong at Joseki 1, Problem 105.) <= ]
)
)