User blog comment:Wythagoras/Extension of SCG/@comment-1605058-20130809200033/@comment-1605058-20130810080616

I believe it is. Better bound for CSCG(0,4): G1 double loop G2 loop on stick G3 triangle G4 double edge G5 loop G6 K1,4 with additional vertex G7 K1,4 So we can do much better than 10.