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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Rb5 win in 3 half-moves
3 Kb7 win in 5 half-moves
4 Kc4 win in 5 half-moves
5 Kc7 win in 5 half-moves
6 Re2 win in 5 half-moves
7 Re4 win in 5 half-moves
8 Ka7 draw
9 Ka8 draw
10 Kb2 draw
11 Kb3 draw
12 Kc2 draw
13 Kc8 draw
14 Kd2 draw
15 Kd3 draw
16 Kd4 draw
17 Ra5 draw
18 Rc5 draw
19 Rd5 draw
20 Re1 draw
21 Re3 draw
22 Re6 draw
23 Rf5 draw
24 Re7 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rg5 loss in 2 half-moves
27 Rh5 loss in 2 half-moves