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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Kb4 draw
6 Kb5 draw
7 Kb6 draw
8 Kc4 draw
9 Kc6 draw
10 Kd4 draw
11 Kd5 draw
12 Kd6 draw
13 Rc1 draw
14 Rd1 draw
15 Re7 draw
16 Rf1 draw
17 Re2 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves