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 Ra2 draw
3 Ra3 draw
4 Ka2 loss in 2 half-moves
5 Kb1 loss in 2 half-moves
6 Kb2 loss in 2 half-moves
7 Ra5 loss in 2 half-moves
8 Ra6 loss in 2 half-moves
9 Ra8 loss in 2 half-moves
10 Rb7 loss in 2 half-moves
11 Rd7 loss in 2 half-moves
12 Rc7 loss in 1 half-moves
13 Re7 loss in 1 half-moves
14 Rf7 loss in 1 half-moves
15 Rg7 loss in 1 half-moves
16 Rh7 loss in 1 half-moves