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 Rb8 draw
4 Kd1 loss in 2 half-moves
5 Kd2 loss in 2 half-moves
6 Kd3 loss in 2 half-moves
7 Ke1 loss in 2 half-moves
8 Ke3 loss in 2 half-moves
9 Kf1 loss in 2 half-moves
10 Kf2 loss in 2 half-moves
11 Kf3 loss in 2 half-moves
12 Kf4 loss in 2 half-moves
13 Kf5 loss in 2 half-moves
14 Kg4 loss in 2 half-moves
15 Kg6 loss in 2 half-moves
16 Kh4 loss in 2 half-moves
17 Kh5 loss in 2 half-moves
18 Kh6 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rb5 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rc4 loss in 2 half-moves
26 Rd4 loss in 2 half-moves
27 Re4 loss in 2 half-moves
28 Rf4 loss in 2 half-moves
29 Rg4 loss in 2 half-moves
30 Rh4 loss in 2 half-moves