(;GM[1]FF[4]SZ[19]
GN[Problem 1]
PC[https://senseis.xmp.net/?100ChallengingGoProblemsFor100DaysOfStudy/Problem1]AP[GoWiki:2009]
DT[2024-02-28]
C[Diagram from https://senseis.xmp.net/?100ChallengingGoProblemsFor100DaysOfStudy/Problem1

Problem 1]
PL[W]

AB[ec][cd][qe][cj][pp][oq][qq][qr]
AW[pc][qo][cp][qp][eq][kq][rq]
LB[od:a][qg:b][ql:c][rr:d]


;LB[od:a][qg:b][ql:c][rr:d]
)
