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

EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Kd5 win in 7 half-moves
3 Rb7 win in 7 half-moves
4 Rb8 win in 7 half-moves
5 Rd7 win in 7 half-moves
6 Kb5 draw
7 Kb6 draw
8 Kb7 draw
9 Kc5 draw
10 Kc7 draw
11 Kd6 draw
12 Kd7 draw
13 Ra1 draw
14 Ra2 draw
15 Ra6 draw
16 Rc7 draw
17 Rc8 draw
18 Rf7 draw
19 Rf8 draw
20 Ra4 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Rd8 loss in 2 half-moves
23 Re7 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rg7 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh7 loss in 2 half-moves
28 Rh8 loss in 2 half-moves