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 Kb1 draw
3 Kc1 draw
4 Kc2 draw
5 Ra2 draw
6 Ra3 draw
7 Ra8 draw
8 Re7 draw
9 Rf7 draw
10 Rg7 draw
11 Ka1 loss in 10 half-moves
12 Ka2 loss in 10 half-moves
13 Ka3 loss in 2 half-moves
14 Kb3 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Ra1 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves