(;GM[1]FF[4]SZ[19]
GN[Essential Points in the Opening, Problem 13]
PC[http://senseis.xmp.net/?StepUpToAHigherLevel]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?StepUpToAHigherLevel

Essential Points in the Opening, Problem 13]
PL[B]

AB[dc][nc][cd][jd][po][dp][fp][jq][qq][rq][rr]
AW[pd][cf][pf][dj][pk][qm][cn][nq][pq][pr][qr]
LB[gd:a][rn:b][bp:c]


;LB[gd:a][rn:b][bp:c]
)
