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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Kg5 draw
3 Kg6 draw
4 Kg7 draw
5 Kg8 draw
6 Kh4 draw
7 Kh6 draw
8 Kh7 draw
9 Re2 draw
10 Re3 draw
11 Rf4 draw
12 Rg4 draw
13 Rb4 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rd4 loss in 2 half-moves
16 Re1 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Kg4 loss in 1 half-moves