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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kf6 draw
3 Rd4 draw
4 Re1 draw
5 Re5 draw
6 Re7 draw
7 Re8 draw
8 a3 loss in 2 half-moves
9 Ke6 loss in 2 half-moves
10 Kf4 loss in 2 half-moves
11 Kg4 loss in 2 half-moves
12 Kg5 loss in 2 half-moves
13 Kg6 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Re2 loss in 2 half-moves
16 Re3 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rh4 loss in 2 half-moves
21 Ke5 loss in 1 half-moves