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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kb7 win in 3 half-moves
3 Kb8 win in 3 half-moves
4 Ka6 win in 5 half-moves
5 Ra6 win in 5 half-moves
6 Rd4 win in 5 half-moves
7 Ree4 win in 5 half-moves
8 Rc4 win in 7 half-moves
9 Ka8 draw
10 Rae4 draw
11 Rb3 draw
12 Rb4 draw
13 Rc3 draw
14 Rd3 draw
15 Re6 draw
16 Re8 draw
17 Rea3 draw
18 Rf3 draw
19 Rf4 draw
20 Raa3 loss in 4 half-moves
21 Ra1 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Ra5 loss in 2 half-moves
24 Re1 loss in 2 half-moves
25 Re2 loss in 2 half-moves
26 Re5 loss in 2 half-moves
27 Re7 loss in 2 half-moves
28 Rg3 loss in 2 half-moves
29 Rg4 loss in 2 half-moves
30 Rh3 loss in 2 half-moves
31 Rh4 loss in 2 half-moves