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

EGTB: win in 6 half-moves

# move score
1 Ra3 win in 5 half-moves
2 Rb3 win in 5 half-moves
3 Kb7 draw
4 Kb8 draw
5 Kc7 draw
6 Kd7 draw
7 Kd8 draw
8 Ra7 draw
9 Ra8 draw
10 Rb7 draw
11 Rb8 draw
12 Rc5 draw
13 Rd5 draw
14 Re5 draw
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rf5 loss in 2 half-moves
24 Rg5 loss in 2 half-moves
25 Rh5 loss in 2 half-moves