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 Kc8 draw
5 Ra7 draw
6 Ra8 draw
7 Rb3 draw
8 Ka7 loss in 18 half-moves
9 Ka8 loss in 10 half-moves
10 Ra5 loss in 10 half-moves
11 Rh3 loss in 4 half-moves
12 Ra1 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Rg3 loss in 2 half-moves
19 Rf3 loss in 1 half-moves