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 Ka4 draw
4 Kb2 draw
5 Kb3 draw
6 Kb4 draw
7 Kd4 draw
8 Kd5 draw
9 Kd6 draw
10 Ke4 draw
11 Ke6 draw
12 Kf6 draw
13 Ra1 draw
14 Rc1 draw
15 Rd1 draw
16 Rf1 draw
17 Kf4 loss in 2 half-moves
18 Kf5 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rh1 loss in 2 half-moves