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 Kg3 draw
3 Kg4 draw
4 Kh3 draw
5 Ra4 draw
6 Rc1 draw
7 Rc2 draw
8 Rc3 draw
9 Rd4 draw
10 Re4 draw
11 Kg5 loss in 2 half-moves
12 Kh5 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves