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 Re1 win in 5 half-moves
3 Re2 win in 5 half-moves
4 Re3 win in 5 half-moves
5 Kb5 draw
6 Ra1 draw
7 Ra2 draw
8 Ra3 draw
9 Rae4 draw
10 Ree4 draw
11 Rf4 draw
12 Rf5 draw
13 Kb4 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rg4 loss in 2 half-moves
24 Rg5 loss in 2 half-moves
25 Rh4 loss in 2 half-moves
26 Rh5 loss in 2 half-moves
27 Ka6 loss in 1 half-moves