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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Kb5 draw
3 Kb7 draw
4 Kc5 draw
5 Kc6 draw
6 Ra6 draw
7 Rc8 draw
8 Ka5 loss in 10 half-moves
9 Kc7 loss in 8 half-moves
10 Ka7 loss in 6 half-moves
11 Ka6 loss in 4 half-moves
12 Rb8 loss in 4 half-moves
13 Rd8 loss in 4 half-moves
14 Rh8 loss in 4 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves