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

EGTB: win in 2 half-moves

# move score
1 Kc5 win in 1 half-moves
2 Kc6 win in 1 half-moves
3 Ra8 win in 1 half-moves
4 Kb7 draw
5 Ra5 draw
6 Ra6 draw
7 Rb7 draw
8 Rc7 draw
9 Rf7 draw
10 Rg7 draw
11 Rh7 draw
12 Ka5 loss in 2 half-moves
13 Ka6 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Kc7 loss in 1 half-moves