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 Ke3 draw
3 Kf3 draw
4 Kg3 draw
5 Kg4 draw
6 Re1 draw
7 Re2 draw
8 Re3 draw
9 Re5 draw
10 Re8 draw
11 Ke5 loss in 2 half-moves
12 Kf5 loss in 2 half-moves
13 Kg5 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Re7 loss in 1 half-moves