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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Ka7 draw
3 Kab5 draw
4 Kab6 draw
5 Kab7 draw
6 Kc5 draw
7 Kc7 draw
8 Kcb5 draw
9 Kcb6 draw
10 Kcb7 draw
11 Kd5 draw
12 Kd6 draw
13 Kd7 draw
14 Rb5 draw
15 Re5 draw
16 Rf5 draw
17 Rg5 draw
18 Rh5 draw
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rd5 loss in 2 half-moves