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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rb2 win in 3 half-moves
3 Rb4 win in 3 half-moves
4 Rb5 win in 3 half-moves
5 K2b3 draw
6 K4b3 draw
7 Rb3 draw
8 Rb6 draw
9 Rd7 draw
10 Re7 draw
11 Rf7 draw
12 Rh7 draw
13 Ka1 loss in 2 half-moves
14 Ka5 loss in 2 half-moves
15 Kb1 loss in 2 half-moves
16 Kb2 loss in 2 half-moves
17 Kb4 loss in 2 half-moves
18 Kb5 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Rg7 loss in 2 half-moves
23 K2a3 loss in 1 half-moves
24 K4a3 loss in 1 half-moves