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 Kb7 draw
3 Kc7 draw
4 Ra5 draw
5 Ra6 draw
6 Rg7 draw
7 Rh7 draw
8 Ra1 loss in 14 half-moves
9 Ra8 loss in 10 half-moves
10 Ka8 loss in 2 half-moves
11 Kc8 loss in 2 half-moves
12 Ra2 loss in 2 half-moves
13 Ra3 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rf7 loss in 1 half-moves