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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Rh4 win in 1 half-moves
3 Ka6 draw
4 Kb5 draw
5 Kb6 draw
6 Ra2 draw
7 Rc4 draw
8 Rd4 draw
9 Rf4 draw
10 Rg4 draw
11 Kb4 loss in 2 half-moves
12 Ra1 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Re4 loss in 2 half-moves