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

EGTB: win in 2 half-moves

# move score
1 Rd4 win in 1 half-moves
2 Ka2 draw
3 Kb2 draw
4 Kb3 draw
5 Kb4 draw
6 Ra8 draw
7 Rb4 draw
8 Rc4 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 Re4 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rg4 loss in 2 half-moves