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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kc4 win in 3 half-moves
3 Rb5 win in 3 half-moves
4 Rc5 win in 3 half-moves
5 Kb5 win in 5 half-moves
6 Kc5 win in 5 half-moves
7 Re3 win in 5 half-moves
8 Ka3 draw
9 Ka4 draw
10 Ka5 draw
11 Kb8 draw
12 Kc3 draw
13 Kc7 draw
14 Ra5 draw
15 Rd5 draw
16 Re1 draw
17 Re2 draw
18 Re4 draw
19 Re6 draw
20 Kb3 loss in 2 half-moves
21 Kd7 loss in 2 half-moves
22 Kd8 loss in 2 half-moves
23 Re7 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rf5 loss in 2 half-moves
26 Rg5 loss in 2 half-moves
27 Rh5 loss in 2 half-moves