(;GM[1]FF[4]SZ[19]
GN[Good empty triangle]
PC[http://senseis.xmp.net/?GoodEmptyTriangle]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GoodEmptyTriangle

Good empty triangle]
PL[W]

AB[dc][ic][ce][fe]
AW[fc]
LB[ff:a]

;W[hd]C[W1]MN[1]
;B[id]C[B2]MN[2]
;W[ge]C[W3]MN[3]
;B[gf]C[B4]MN[4]
;W[he]C[W5]MN[5]

;LB[ff:a]
)
