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