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 Kg6 draw
3 Kh6 draw
4 Ra4 draw
5 Rc4 draw
6 Rd5 draw
7 Rd6 draw
8 Rd7 draw
9 Rd8 draw
10 Rh4 draw
11 Kg4 loss in 2 half-moves
12 Kg5 loss in 2 half-moves
13 Kh4 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Rd2 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rg4 loss in 2 half-moves