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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Rb4 draw
3 Rb5 draw
4 Rb6 draw
5 Rb8 draw
6 Rc2 draw
7 Rd2 draw
8 Re2 draw
9 Rh2 draw
10 K4c5 loss in 2 half-moves
11 K4d5 loss in 2 half-moves
12 K4e5 loss in 2 half-moves
13 K6c5 loss in 2 half-moves
14 K6d5 loss in 2 half-moves
15 K6e5 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Kc7 loss in 2 half-moves
20 Kd3 loss in 2 half-moves
21 Kd7 loss in 2 half-moves
22 Ke3 loss in 2 half-moves
23 Ke4 loss in 2 half-moves
24 Ke6 loss in 2 half-moves
25 Ke7 loss in 2 half-moves
26 Ra2 loss in 2 half-moves
27 Rb1 loss in 2 half-moves
28 Rb3 loss in 2 half-moves
29 Rf2 loss in 2 half-moves
30 Rg2 loss in 2 half-moves