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

EGTB: win in 8 half-moves

# move score
1 Rc8 win in 7 half-moves
2 Ra3 draw
3 Rf8 draw
4 K5b5 loss in 2 half-moves
5 K5b6 loss in 2 half-moves
6 K5d5 loss in 2 half-moves
7 K5d6 loss in 2 half-moves
8 K6b5 loss in 2 half-moves
9 K6b6 loss in 2 half-moves
10 K6d5 loss in 2 half-moves
11 K6d6 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Ra7 loss in 2 half-moves
24 Rb8 loss in 2 half-moves
25 Rd8 loss in 2 half-moves
26 Re8 loss in 2 half-moves
27 Rg8 loss in 2 half-moves
28 Rh8 loss in 2 half-moves