(;GM[1]FF[4]SZ[19]
GN[var 1]
PC[http://senseis.xmp.net/?RTGProblem43/Attempts]AP[GoWiki:2009]
DT[2012-01-09]
C[Diagram from http://senseis.xmp.net/?RTGProblem43/Attempts

var 1]
PL[B]

AB[nm][pm][qm][rm][pn][mo][no][oo][qo][ro][kp][lp][np][sp][lq][sq][kr][pr][qr][rr][sr][qs][ss]
AW[mn][on][qn][rn][lo][po][op][pp][rp][mq][nq][pq][rq][lr][or][ls][ms][os][ps]

;B[nr]C[B1]MN[1]

;
)
