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

EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Ra3 win in 3 half-moves
3 Rc5 win in 3 half-moves
4 Re5 win in 3 half-moves
5 Kd8 win in 7 half-moves
6 Rd5 win in 9 half-moves
7 Rf5 win in 9 half-moves
8 Ra4 win in 27 half-moves
9 Kb8 draw
10 Ra2 draw
11 Rb5 draw
12 Rb8 draw
13 Kb7 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 R5a6 loss in 2 half-moves
17 R5a7 loss in 2 half-moves
18 R8a6 loss in 2 half-moves
19 R8a7 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rh5 loss in 2 half-moves