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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Rb8 win in 3 half-moves
3 Rb4 draw
4 Rb5 draw
5 Rb7 draw
6 Re1 draw
7 Rf1 draw
8 Rg1 draw
9 Rh1 draw
10 Kc6 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Kc8 loss in 2 half-moves
13 Kdd6 loss in 2 half-moves
14 Kdd8 loss in 2 half-moves
15 Kde6 loss in 2 half-moves
16 Kde8 loss in 2 half-moves
17 Ked6 loss in 2 half-moves
18 Ked8 loss in 2 half-moves
19 Kee6 loss in 2 half-moves
20 Kee8 loss in 2 half-moves
21 Kf6 loss in 2 half-moves
22 Kf7 loss in 2 half-moves
23 Kf8 loss in 2 half-moves
24 Ra1 loss in 2 half-moves
25 Rb2 loss in 2 half-moves
26 Rb3 loss in 2 half-moves
27 Rc1 loss in 2 half-moves
28 Rd1 loss in 2 half-moves