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

EGTB: win in 2 half-moves

# move score
1 Rh4 win in 1 half-moves
2 Rb6 draw
3 Rb7 draw
4 Rb8 draw
5 K2a2 loss in 2 half-moves
6 K2a3 loss in 2 half-moves
7 K2c2 loss in 2 half-moves
8 K2c3 loss in 2 half-moves
9 K3a2 loss in 2 half-moves
10 K3a3 loss in 2 half-moves
11 K3c2 loss in 2 half-moves
12 K3c3 loss in 2 half-moves
13 Ka1 loss in 2 half-moves
14 Ka4 loss in 2 half-moves
15 Kb1 loss in 2 half-moves
16 Kc1 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rg4 loss in 2 half-moves