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 Ka3 draw
3 Ka5 draw
4 Kb3 draw
5 Kb4 draw
6 Kb5 draw
7 Kc5 draw
8 Kc6 draw
9 Kc7 draw
10 Kd5 draw
11 Kd7 draw
12 Ke7 draw
13 Ra1 draw
14 Rc1 draw
15 Rd1 draw
16 Re1 draw
17 Rf2 draw
18 Rf3 draw
19 Rf4 draw
20 Rf8 draw
21 Ke5 loss in 2 half-moves
22 Ke6 loss in 2 half-moves
23 Rf5 loss in 2 half-moves
24 Rf6 loss in 2 half-moves
25 Rf7 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rh1 loss in 2 half-moves