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

EGTB: win in 2 half-moves

# move score
1 Ra5 win in 1 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kc7 draw
6 Kc8 draw
7 Ra4 draw
8 Ra6 draw
9 Ra7 draw
10 Ra8 draw
11 Rb3 draw
12 Rf3 draw
13 Rg3 draw
14 Rh3 draw
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Re3 loss in 2 half-moves