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 Kf5 draw
3 Kh5 draw
4 Ra4 draw
5 Rc5 draw
6 Rc6 draw
7 Rc7 draw
8 Rd4 draw
9 Re4 draw
10 Kf6 loss in 4 half-moves
11 Kg6 loss in 4 half-moves
12 Kh6 loss in 4 half-moves
13 Kf4 loss in 2 half-moves
14 Kg4 loss in 2 half-moves
15 Kh4 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Rc8 loss in 1 half-moves