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

EGTB: win in 6 half-moves

# move score
1 Rd3 win in 5 half-moves
2 Rb7 draw
3 Rb8 draw
4 Kc3 loss in 2 half-moves
5 Kc4 loss in 2 half-moves
6 Kc5 loss in 2 half-moves
7 Kd3 loss in 2 half-moves
8 Kd5 loss in 2 half-moves
9 Kde3 loss in 2 half-moves
10 Kde4 loss in 2 half-moves
11 Ke2 loss in 2 half-moves
12 Ke5 loss in 2 half-moves
13 Kf2 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Kfe3 loss in 2 half-moves
16 Kfe4 loss in 2 half-moves
17 Kg2 loss in 2 half-moves
18 Kg3 loss in 2 half-moves
19 Kg4 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Rb1 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rb5 loss in 2 half-moves
25 Rb6 loss in 2 half-moves
26 Rc3 loss in 2 half-moves
27 Re3 loss in 2 half-moves