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 Kf5 draw
3 Kf6 draw
4 Kg6 draw
5 Kh5 draw
6 Kh6 draw
7 Ra4 draw
8 Rc4 draw
9 Rd4 draw
10 Re3 draw
11 Re5 draw
12 Re6 draw
13 Re7 draw
14 Re8 draw
15 Rf4 draw
16 Kf4 loss in 2 half-moves
17 Kg4 loss in 2 half-moves
18 Kh4 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves