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

EGTB: win in 6 half-moves

# move score
1 Ra6 win in 5 half-moves
2 Kf7 draw
3 Kg7 draw
4 Kg8 draw
5 Ra1 draw
6 Ra2 draw
7 Ra5 draw
8 Re4 draw
9 Rf4 draw
10 Rg4 draw
11 Ke7 loss in 2 half-moves
12 Ke8 loss in 2 half-moves
13 Ra3 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves