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

EGTB: win in 8 half-moves

# move score
1 Kb5 win in 7 half-moves
2 Ra2 win in 9 half-moves
3 Ra4 win in 9 half-moves
4 K2a3 draw
5 K4a3 draw
6 Kc5 draw
7 Ra3 draw
8 Rf5 draw
9 Rg5 draw
10 Rh5 draw
11 Ka1 loss in 2 half-moves
12 Ka2 loss in 2 half-moves
13 Ka4 loss in 2 half-moves
14 Kb1 loss in 2 half-moves
15 Kc1 loss in 2 half-moves
16 Kc2 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Ra8 loss in 2 half-moves
22 Rb5 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rd5 loss in 2 half-moves
25 Re5 loss in 2 half-moves
26 K2b3 loss in 1 half-moves
27 K2c3 loss in 1 half-moves
28 K4b3 loss in 1 half-moves
29 K4c3 loss in 1 half-moves