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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Ke5 win in 5 half-moves
3 Kc4 win in 7 half-moves
4 Kd5 win in 7 half-moves
5 Rb4 win in 7 half-moves
6 Ka4 win in 9 half-moves
7 Ka6 win in 9 half-moves
8 Ke4 win in 9 half-moves
9 Rb6 win in 9 half-moves
10 Rb7 win in 9 half-moves
11 Rc8 win in 9 half-moves
12 Kb4 draw
13 Kb5 draw
14 Kb6 draw
15 Kc5 draw
16 Ra8 draw
17 Rd8 draw
18 Rh8 draw
19 Kc3 loss in 2 half-moves
20 Kd3 loss in 2 half-moves
21 Ke3 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rb2 loss in 2 half-moves
24 Rb3 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rg8 loss in 2 half-moves