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 Ra8 win in 1 half-moves
3 Rd4 win in 1 half-moves
4 Ka2 draw
5 Kb2 draw
6 Kb3 draw
7 Kb4 draw
8 Ra6 draw
9 Ra7 draw
10 Rc4 draw
11 Re4 draw
12 Rf4 draw
13 Rh4 draw
14 Rb4 loss in 2 half-moves
15 Rg4 loss in 2 half-moves