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 Kc5 draw
4 Kc6 draw
5 Kc7 draw
6 Ra3 draw
7 Ra6 draw
8 Ra7 draw
9 Ra8 draw
10 Rb5 draw
11 Rf5 draw
12 Rg5 draw
13 Rh5 draw
14 Ka6 loss in 30 half-moves
15 Kb7 loss in 22 half-moves
16 Ka7 loss in 12 half-moves
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rd5 loss in 2 half-moves
21 Re5 loss in 2 half-moves