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

EGTB: win in 4 half-moves

# move score
1 Kd2 win in 3 half-moves
2 Re1 draw
3 Ka2 loss in 2 half-moves
4 Ka4 loss in 2 half-moves
5 Kab2 loss in 2 half-moves
6 Kab3 loss in 2 half-moves
7 Kab4 loss in 2 half-moves
8 Kc2 loss in 2 half-moves
9 Kc4 loss in 2 half-moves
10 Kcb2 loss in 2 half-moves
11 Kcb3 loss in 2 half-moves
12 Kcb4 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves