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 Kg5 draw
3 Kg6 draw
4 Kh6 draw
5 Rc4 draw
6 Rd4 draw
7 Re2 draw
8 Re8 draw
9 Kg4 loss in 2 half-moves
10 Kh4 loss in 2 half-moves
11 Ra4 loss in 2 half-moves
12 Re1 loss in 2 half-moves
13 Re3 loss in 2 half-moves
14 Re5 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves