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

EGTB: win in 4 half-moves

# move score
1 Ka3 win in 3 half-moves
2 Ka5 win in 3 half-moves
3 Kc3 win in 3 half-moves
4 Kc5 win in 3 half-moves
5 Kd4 win in 3 half-moves
6 Rd8 win in 3 half-moves
7 Kab3 win in 5 half-moves
8 Kcb3 win in 5 half-moves
9 Kd5 win in 5 half-moves
10 Rb4 win in 13 half-moves
11 Kab4 draw
12 Kab5 draw
13 Kcb4 draw
14 Kcb5 draw
15 Kd3 draw
16 Ra8 draw
17 Rb2 draw
18 Rb7 draw
19 Rc8 draw
20 Re8 draw
21 Rb1 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rb5 loss in 2 half-moves
24 Rb6 loss in 2 half-moves
25 Rf8 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves