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 Kg4 draw
3 Kg5 draw
4 Kh5 draw
5 Ra4 draw
6 Rd3 draw
7 Rd5 draw
8 Rd6 draw
9 Rd7 draw
10 Rd8 draw
11 Re4 draw
12 Rf4 draw
13 Kg3 loss in 2 half-moves
14 Kh3 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Rg4 loss in 2 half-moves