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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Rc5 win in 3 half-moves
3 Rd5 win in 3 half-moves
4 Ka1 draw
5 Ka3 draw
6 Kab1 draw
7 Kab2 draw
8 Kab3 draw
9 Kc1 draw
10 Kc3 draw
11 Kcb1 draw
12 Kcb2 draw
13 Kcb3 draw
14 Kd3 draw
15 Rb5 draw
16 Re3 draw
17 Re4 draw
18 Re6 draw
19 Re7 draw
20 Re8 draw
21 Kd1 loss in 2 half-moves
22 Kd2 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Re2 loss in 2 half-moves
25 Rf5 loss in 2 half-moves
26 Rg5 loss in 2 half-moves
27 Rh5 loss in 2 half-moves