(;GM[1]FF[4]SZ[19]
GN[And how about this one?]
PC[http://senseis.xmp.net/?ChemistryAndLife]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?ChemistryAndLife

And how about this one?]
PL[B]

AB[cp][dp][ep][fp][bq][cq][fq][cr]
AW[cm][bo][bp][dq][eq][gq][hq][dr][fr]

;B[bs]C[B1]MN[1]
;W[ar]C[W2]MN[2]
;B[gr]C[B3]MN[3]
;W[er]C[W4]MN[4]

;
)
