(;GM[1]FF[4]SZ[19]
GN[Elf's mainline variation for :b21:]
PC[https://senseis.xmp.net/?BillSpightsElfPositionalJudgmentExercises/Game16ELfsSolution]AP[GoWiki:2009]
DT[2019-11-27]
C[Diagram from https://senseis.xmp.net/?BillSpightsElfPositionalJudgmentExercises/Game16ELfsSolution

Elf's mainline variation for :b21:]
PL[B]

AB[ec][nc][cd][qd][lo][mp][mq][nq][qq][pr]
AW[fd][pj][mo][dp][kp][lp][np][op][qp][rp]
CR[kp][lp]

;B[ln]C[B21]MN[21]
;W[mn]C[W22]MN[22]
;B[jo]C[B23]MN[23]
;W[jp]C[W24]MN[24]
;B[mm]C[B25]MN[25]
;W[lm]C[W26]MN[26]
;B[nm]C[B27]MN[27]
;W[on]C[W28]MN[28]
;B[jn]C[B29]MN[29]

;CR[kp][lp]
)
