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 Kb6 draw
4 Kb7 draw
5 Kc5 draw
6 Kc7 draw
7 Kd5 draw
8 Kd6 draw
9 Kd7 draw
10 Ra1 draw
11 Ra2 draw
12 Ra3 draw
13 Ra6 draw
14 Ra7 draw
15 Rb5 draw
16 Rc5 draw
17 Rd5 draw
18 Re5 draw
19 Rf5 draw
20 Rg5 draw
21 Ra8 loss in 2 half-moves
22 Rh5 loss in 2 half-moves