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 Rb7 win in 1 half-moves
3 Rf7 win in 1 half-moves
4 Ka4 draw
5 Ka5 draw
6 Ka6 draw
7 Kb4 draw
8 Kb6 draw
9 Kc4 draw
10 Kc5 draw
11 Kc6 draw
12 Rc7 draw
13 Rd7 draw
14 Re3 draw
15 Re4 draw
16 Re5 draw
17 Re6 draw
18 Re8 draw
19 Re1 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves