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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kc7 win in 3 half-moves
3 Kc8 win in 3 half-moves
4 Kb4 win in 5 half-moves
5 Rc2 win in 5 half-moves
6 Rb8 win in 7 half-moves
7 Rd2 win in 7 half-moves
8 Ka3 draw
9 Ka5 draw
10 Kb3 draw
11 Kd7 draw
12 Ra2 draw
13 Rb1 draw
14 Rb3 draw
15 Rb4 draw
16 Re2 draw
17 Rf2 draw
18 Ke7 loss in 2 half-moves
19 Ke8 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rg2 loss in 2 half-moves
24 Rh2 loss in 2 half-moves