(;GM[1]FF[4]SZ[19]
GN[Tenuki - back in Black's court]
PC[http://senseis.xmp.net/?InvasionProblem1/E]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?InvasionProblem1/E

Tenuki - back in Black's court]
PL[B]

AB[gc][oc][hd][qd][ce][fe][ge][he][ef][hf][cg][eg][gh][dl][qo][ro][qp][dq][eq][hq][nq][qq][cr][pr][qr]
AW[dc][hc][ic][ed][fd][gd][jd][ee][ff][gf][di][qj][bl][pn][qn][rn][co][po][dp][pp][bq][cq][oq][pq][or]

;B[kq]C[B1]MN[1]
;W[qf]C[W2]MN[2]

;
)
