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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Kc5 draw
3 Kc6 draw
4 Kc7 draw
5 Kd5 draw
6 Kd7 draw
7 Ke5 draw
8 Ke6 draw
9 Rd7 draw
10 Re4 draw
11 Re5 draw
12 Re6 draw
13 Re8 draw
14 Rf7 draw
15 Rg7 draw
16 Rh7 draw
17 Rb7 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Re3 loss in 2 half-moves