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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Rb1 draw
3 Rb3 draw
4 Rb4 draw
5 Rb5 draw
6 Re7 draw
7 Rf7 draw
8 Rg7 draw
9 Rh7 draw
10 K3e4 loss in 2 half-moves
11 K3f4 loss in 2 half-moves
12 K3g4 loss in 2 half-moves
13 K5e4 loss in 2 half-moves
14 K5f4 loss in 2 half-moves
15 K5g4 loss in 2 half-moves
16 Ke2 loss in 2 half-moves
17 Ke3 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Ke6 loss in 2 half-moves
20 Kf2 loss in 2 half-moves
21 Kf6 loss in 2 half-moves
22 Kg2 loss in 2 half-moves
23 Kg3 loss in 2 half-moves
24 Kg5 loss in 2 half-moves
25 Kg6 loss in 2 half-moves
26 Ra7 loss in 2 half-moves
27 Rb6 loss in 2 half-moves
28 Rb8 loss in 2 half-moves
29 Rc7 loss in 2 half-moves
30 Rd7 loss in 2 half-moves