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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kf1 win in 3 half-moves
3 Ra1 draw
4 Kb3 loss in 2 half-moves
5 Kb4 loss in 2 half-moves
6 Kc2 loss in 2 half-moves
7 Kc4 loss in 2 half-moves
8 Kd2 loss in 2 half-moves
9 Kd3 loss in 2 half-moves
10 Kd4 loss in 2 half-moves
11 Kf2 loss in 2 half-moves
12 Kf3 loss in 2 half-moves
13 Kg3 loss in 2 half-moves
14 Kh1 loss in 2 half-moves
15 Kh2 loss in 2 half-moves
16 Kh3 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves