(;GM[1]FF[4]SZ[19]
GN[One space descent]
PC[http://senseis.xmp.net/?DieterVerhofstadt/GoTheoryBasicTechniqueFollowUp]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?DieterVerhofstadt/GoTheoryBasicTechniqueFollowUp

One space descent]
PL[B]

AB[dp]
AW[fq]

;B[dr]C[B1]MN[1]

;
)
