Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kb6 win in 1 half-moves
3 Rh1 win in 1 half-moves
4 Kb4 draw
5 Ka6 loss in 12 half-moves
6 Ka4 loss in 10 half-moves
7 Ra2 loss in 10 half-moves
8 Rb1 loss in 10 half-moves
9 Ra3 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Rc1 loss in 2 half-moves
12 Rd1 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Rf1 loss in 2 half-moves
15 Rg1 loss in 2 half-moves