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

EGTB: win in 4 half-moves

# move score
1 Ka2 win in 3 half-moves
2 Kc2 win in 3 half-moves
3 Ra2 win in 5 half-moves
4 Kd3 win in 7 half-moves
5 Kd2 win in 9 half-moves
6 Ka4 draw
7 Kc4 draw
8 Kcb2 draw
9 Kcb3 draw
10 Kcb4 draw
11 Kd4 draw
12 Rc1 draw
13 Rg1 draw
14 Kab2 loss in 2 half-moves
15 Kab3 loss in 2 half-moves
16 Kab4 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves