(;
GM[1]
SZ[19]
AW[cd][ed][hc][ch][nc][oc][pb][qc][pf][qf][qi]
AB[cj][jc][mc][pc][pd][od][nd][qe][re]
LB[mc:4][pb:3][pc:2][nc:1]
C[Problem 134. White to play.  

The moves from White 1 to Black 4 are a joseki. What is White's next move ? There are two correct answers. ]
(;W[mb]
TE[2]
C[Correct Answer.  

The hane of White 1 is the usual answer. ]
;B[qb]
C[Black cuts with 2 and ... ]
;W[ob]
C[... White connects with 3. ]
;B[rc]
C[Next, Black will play 4, taking the corner, and ... ]
;W[lc]
C[... White will play 5. <= ]
)
(;W[rb]
TE[2]
C[Correct Answer.  

White could also live in the corner by playing 1. ]
;B[mb]
C[The exchange of 2 ... ]
;W[oa]
LB[md:A]
C[... for 3 is important. After this, White will aim to cut at A. <= ]
)
)