(;GM[1]FF[4]SZ[19]
GN[Black to play]
PC[http://senseis.xmp.net/?ThickPlaysInTheEndgame]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?ThickPlaysInTheEndgame

Black to play]
PL[W]

AB[pb][lc][qc][od][pd][qd][ce][cf][gf][jf][of][pf][cg][fg][bh][eh][fh][kh][lh][ei][hi][ki][ni][pi][cj][ej][hj][lj][mj][pj][ck][gk][ik][bl][dl][el][gl][hl][il][ol][gm][om][gn][hn][kn][on][fo][ko][cp][dp][ep][hp][ip][np][bq][cq][dq][eq][gq][jq][pq][rq][cr][fr][or][qr][sr]
AW[jc][kc][mc][nc][oc][pc][bd][cd][dd][fd][hd][de][ie][df][ff][qf][dg][gg][pg][qg][ch][dh][gh][hh][ih][fi][ii][li][mi][qi][gj][ij][jj][kj][qj][qk][cl][jl][kl][bm][cm][em][hm][jm][pm][bn][en][in][jn][pn][ao][co][go][ho][io][po][bp][qp][rp][aq][hq][qq][br][dr][er]
LB[re:a]

;W[sp]C[W1]MN[1]
;B[ld]C[B2]MN[2]
;W[lb]C[W3]MN[3]
;B[ke]C[B4]MN[4]

;LB[re:a]
)
