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

EGTB: win in 10 half-moves

# move score
1 Rb4 win in 9 half-moves
2 Rb1 draw
3 Rb3 draw
4 Rg7 draw
5 K3c3 loss in 2 half-moves
6 K3c4 loss in 2 half-moves
7 K3e3 loss in 2 half-moves
8 K3e4 loss in 2 half-moves
9 K4c3 loss in 2 half-moves
10 K4c4 loss in 2 half-moves
11 K4e3 loss in 2 half-moves
12 K4e4 loss in 2 half-moves
13 Kc2 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Ke2 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rb8 loss in 2 half-moves
24 Rc7 loss in 2 half-moves
25 Rd7 loss in 2 half-moves
26 Re7 loss in 2 half-moves
27 Rf7 loss in 2 half-moves
28 Rh7 loss in 2 half-moves