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