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

EGTB: win in 8 half-moves

# move score
1 Ra8 win in 7 half-moves
2 Rb8 win in 7 half-moves
3 Re1 draw
4 Re2 draw
5 Re3 draw
6 Re7 draw
7 Rf8 draw
8 Rg8 draw
9 Rh8 draw
10 Ka2 loss in 2 half-moves
11 Ka5 loss in 2 half-moves
12 Ka6 loss in 2 half-moves
13 Kaa4 loss in 2 half-moves
14 Kab4 loss in 2 half-moves
15 Kb2 loss in 2 half-moves
16 Kb3 loss in 2 half-moves
17 Kb6 loss in 2 half-moves
18 Kba4 loss in 2 half-moves
19 Kbb4 loss in 2 half-moves
20 Kc4 loss in 2 half-moves
21 Kc5 loss in 2 half-moves
22 Kc6 loss in 2 half-moves
23 Rc8 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Re4 loss in 2 half-moves
26 Re5 loss in 2 half-moves
27 Re6 loss in 2 half-moves