(;GM[1]FF[4]SZ[19]
GN[A simple solution]
PC[http://senseis.xmp.net/?DieterVerhofstadt/WhyFundamentalsMatter]AP[GoWiki:2009]
DT[2013-10-09]
C[Diagram from http://senseis.xmp.net/?DieterVerhofstadt/WhyFundamentalsMatter

A simple solution]
PL[B]

AB[bo][co][do][eo][bp][fp][gp][fr][gr]
AW[cp][dp][ep][bq][eq][er]

;B[aq]C[B1]MN[1]
;W[br]C[W2]MN[2]
;B[ar]C[B3]MN[3]

;
)
