Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Ra4 draw
6 Ra6 draw
7 Rg5 draw
8 Ra1 loss in 2 half-moves
9 Ra3 loss in 2 half-moves
10 Rb5 loss in 2 half-moves
11 Rc5 loss in 2 half-moves
12 Rd5 loss in 2 half-moves
13 Re5 loss in 2 half-moves
14 Rf5 loss in 2 half-moves
15 Rh5 loss in 2 half-moves
16 Ra2 loss in 1 half-moves