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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Ra2 draw
3 K5b5 loss in 2 half-moves
4 K5b6 loss in 2 half-moves
5 K5d5 loss in 2 half-moves
6 K5d6 loss in 2 half-moves
7 K6b5 loss in 2 half-moves
8 K6b6 loss in 2 half-moves
9 K6d5 loss in 2 half-moves
10 K6d6 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kb7 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Ra8 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rc4 loss in 2 half-moves
25 Rd4 loss in 2 half-moves
26 Re4 loss in 2 half-moves
27 Rg4 loss in 2 half-moves
28 Rh4 loss in 2 half-moves