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

EGTB: win in 8 half-moves

# move score
1 Rb1 win in 7 half-moves
2 Rb2 win in 9 half-moves
3 Rh6 draw
4 Kb1 loss in 2 half-moves
5 Kb2 loss in 2 half-moves
6 Kb3 loss in 2 half-moves
7 Kc1 loss in 2 half-moves
8 Kc3 loss in 2 half-moves
9 Kcd1 loss in 2 half-moves
10 Kcd2 loss in 2 half-moves
11 Kd3 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Ked1 loss in 2 half-moves
14 Ked2 loss in 2 half-moves
15 Kf1 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rc6 loss in 2 half-moves
24 Rd6 loss in 2 half-moves
25 Re6 loss in 2 half-moves
26 Rf6 loss in 2 half-moves
27 Rg6 loss in 2 half-moves