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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Rb8 win in 3 half-moves
3 Rb5 win in 5 half-moves
4 Rb7 win in 5 half-moves
5 Ra1 draw
6 Rb6 draw
7 Rc1 draw
8 Rd1 draw
9 Re1 draw
10 Ke4 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Ke8 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Kf8 loss in 2 half-moves
16 Kg4 loss in 2 half-moves
17 Kg5 loss in 2 half-moves
18 Kg7 loss in 2 half-moves
19 Kg8 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves
25 K5e6 loss in 1 half-moves
26 K5f6 loss in 1 half-moves
27 K5g6 loss in 1 half-moves
28 K7e6 loss in 1 half-moves
29 K7f6 loss in 1 half-moves
30 K7g6 loss in 1 half-moves