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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Re5 win in 5 half-moves
3 Re7 win in 5 half-moves
4 Re8 win in 5 half-moves
5 Ra4 draw
6 Rb4 draw
7 Rc4 draw
8 Re1 draw
9 Re6 draw
10 Kg3 loss in 2 half-moves
11 Kg4 loss in 2 half-moves
12 Kg5 loss in 2 half-moves
13 Kg7 loss in 2 half-moves
14 Kg8 loss in 2 half-moves
15 Kh3 loss in 2 half-moves
16 Kh5 loss in 2 half-moves
17 Kh7 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Rg4 loss in 2 half-moves