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

EGTB: win in 8 half-moves

# move score
1 Ra2 win in 7 half-moves
2 Ra3 win in 7 half-moves
3 Rh7 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 Kc4 loss in 2 half-moves
9 Kcc3 loss in 2 half-moves
10 Kcd2 loss in 2 half-moves
11 Kd1 loss in 2 half-moves
12 Kd4 loss in 2 half-moves
13 Kdc3 loss in 2 half-moves
14 Kdd2 loss in 2 half-moves
15 Ke2 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Ke4 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Ra8 loss in 2 half-moves
23 Rb7 loss in 2 half-moves
24 Rc7 loss in 2 half-moves
25 Rd7 loss in 2 half-moves
26 Re7 loss in 2 half-moves
27 Rf7 loss in 2 half-moves
28 Rg7 loss in 2 half-moves