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

EGTB: win in 2 half-moves

# move score
1 Kb2 win in 1 half-moves
2 Ra8 win in 1 half-moves
3 Rf4 win in 1 half-moves
4 Ka2 draw
5 Kb3 draw
6 Kb4 draw
7 Re4 draw
8 Rg4 draw
9 Rh4 draw
10 Ra5 loss in 2 half-moves
11 Ra6 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rd4 loss in 2 half-moves