serial h#13 with reflecting Bishops
: A bishop that is not restricted to the edges of the board where it can bounce.
white Pe7 Ka8 RBf6g6
black Qf2 Pb3d5 Kb4 Rh7e4 Sh5
ser-h#13(4+7)f6, g6: reflecting Bishops
{}
h#2 AntiCirce
: capturing unit is moved on its original square if free, if not, capture is illegal
h#4 Functionary chess
: a move is possible only if you are observed by an opponent's unit
white Pf4 Kc2 Sd3
black Pf3 Rd1 Bd2 Ke2
h#4 Functionnaries(3+4)b) wRd3
{}
a) {}
1.Rd1-c1 + Kc2-b2 2.Rc1-g1 Sd3-c1 + 3.Ke2-d1 Sc1-e2 4.Rg1-e1 Se2-c3 #{}
b) +wRd3 {wRd3}
1.Bd2-e3 Rd3-d2 + 2.Ke2-e1 Rd2-g2 3.Rd1-c1 + Kc2-d3 4.Be3-f2 Rg2-g1 #
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