Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Kf6 draw
3 Kg6 draw
4 Kh6 draw
5 Rc1 draw
6 Rc8 draw
7 Kf4 loss in 2 half-moves
8 Kf5 loss in 2 half-moves
9 Kg4 loss in 2 half-moves
10 Kh4 loss in 2 half-moves
11 Kh5 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rc2 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves