(;GM[1]FF[4]SZ[19]
GN[White just played 1, how should black respond?]
PC[http://senseis.xmp.net/?Fusojigen/problems21sep]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?Fusojigen/problems21sep

White just played 1, how should black respond?]
PL[W]

AB[db][dc][jd][ce][de][ie][bg][cg][dh][hh][ih]
AW[bb][cb][cc][bd][be][bf][hf][jf][gg][hg][gh][ai][gi][bj][cj][ck]

;W[dg]C[W1]MN[1]

;
)
