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 Re7 win in 1 half-moves
3 Ka1 draw
4 Ka2 draw
5 Kb2 draw
6 Kb7 draw
7 Kb8 draw
8 Kc1 draw
9 Kc2 draw
10 Ra1 draw
11 Ra4 draw
12 Ra5 draw
13 Ra6 draw
14 Rb7 draw
15 Rc7 draw
16 Rd7 draw
17 Ra2 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves