(;FF[4]GM[1]SZ[31:52]CA[UTF-8]AP[SGFC:1.16] GN[Black to play and demonstrate the point of the problem] DT[2013-11-24] PC[http://senseis.xmp.net/?HermanHiddema/HungerinksVitalPointsProblem] AB[bu:bw][ct][cx:cz][dq:ds][ep][es:fs][fo][gl:gn][gt:mt][he:hi] [hk][ho][hw][ic:id][ij:jj][ip:pp][ix:iz][jb][ji:ki][jk][ka:oa] [kh][kl:ml][lo:mo][nm:nn][nu:tu][nz][oj:ol][ox:oy][pb][pf:pi] [pw][qc:rc][qd:qe][qq:wq][qv][sb:wb][uv][xc][xr][yd][ys:yt] [yz][ze:zg][zu:zy]AW[av:aw][bx:bz][eq:er][fp:hp][fr][gs:ms] [hl:il][ie:ii][ik][iq:pq][iw][jc:jd][jh][jx:jz][kb:ob][kg][kj:kk] [ko][lh:li][lk:nk][ln:mn][nj][nl][nt:tt][oe:pe][of:oi][oz][pd] [px:py][qr:wr][qw:rw][rb][rv:tv][sa:wa][uu][xb:yb][xs:xt][xz] [yc][yu:yy][zd]PL[B];)