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