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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rc3 win in 1 half-moves
3 Rb8 draw
4 K4a5 loss in 2 half-moves
5 K4b5 loss in 2 half-moves
6 K6a5 loss in 2 half-moves
7 K6b5 loss in 2 half-moves
8 Ka3 loss in 2 half-moves
9 Ka7 loss in 2 half-moves
10 Kb4 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Ra3 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves
22 Kb7 loss in 1 half-moves
23 Rb7 loss in 1 half-moves