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

EGTB: win in 2 half-moves

# move score
1 K7b7 win in 1 half-moves
2 K7b8 win in 1 half-moves
3 K8b7 win in 1 half-moves
4 K8b8 win in 1 half-moves
5 Kb6 win in 1 half-moves
6 Rb1 win in 1 half-moves
7 Re2 draw
8 Ka6 loss in 2 half-moves
9 Ra1 loss in 2 half-moves
10 Rc1 loss in 2 half-moves
11 Rd1 loss in 2 half-moves
12 Re3 loss in 2 half-moves
13 Re4 loss in 2 half-moves
14 Re5 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves