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

EGTB: win in 2 half-moves

# move score
1 Ra2 win in 1 half-moves
2 Kb5 draw
3 Kc5 draw
4 Ra6 draw
5 Ra8 draw
6 Re5 draw
7 Rf5 draw
8 Rg5 draw
9 Ka6 loss in 2 half-moves
10 Ka7 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Ra1 loss in 2 half-moves
15 Ra3 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rd5 loss in 2 half-moves
21 Rh5 loss in 2 half-moves