[Retros] Hiro's category B, b7#

[raosorio at fibertel.com.ar]

This seems to be a bit long, but there are not examples for b7# yet.

1s1krbsr/pP1ppppp/p7/B1p5/4P3/2PP1b2/1P2BPPP/1S1QK1SR
21 single moves.	15 + 15

1.Pa2-a4   Pc7-c5   2.Pa4-a5   Qd8-b6   3.Pa5xb6   Sb8-c6   
4.Ra1-a6   Pb7xa6   5.Pd2-d3   Bc8-b7   6.Bc1-d2   O-O-O    
7.Bd2-a5   Sc6-b8   8.Pc2-c3   Bb7-f3   9.Pe2-e4   Rd8-e8   
10.Bf1-e2   Kc8-d8   11.Pb6-b7   
Natch, Resolution time : 0.38 s.

Roberto Osorio