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 Kf4 draw
3 Kg2 draw
4 Kg3 draw
5 Kg4 draw
6 Re3 draw
7 Re5 draw
8 Re6 draw
9 Re7 draw
10 Re8 draw
11 Rg4 draw
12 Rh4 draw
13 Ke2 loss in 2 half-moves
14 Ke3 loss in 2 half-moves
15 Kf2 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Rf4 loss in 2 half-moves