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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 K4a5 draw
3 K6a5 draw
4 Ra4 draw
5 Ra5 draw
6 Ra6 draw
7 Ra8 draw
8 Re1 draw
9 Rf1 draw
10 Rg1 draw
11 Rh1 draw
12 Ka3 loss in 2 half-moves
13 Ka4 loss in 2 half-moves
14 Ka6 loss in 2 half-moves
15 Ka7 loss in 2 half-moves
16 Kb3 loss in 2 half-moves
17 Kb7 loss in 2 half-moves
18 Kc3 loss in 2 half-moves
19 Kc4 loss in 2 half-moves
20 Kc6 loss in 2 half-moves
21 Kc7 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Ra3 loss in 2 half-moves
24 Rb1 loss in 2 half-moves
25 Rc1 loss in 2 half-moves
26 Rd1 loss in 2 half-moves
27 K4b5 loss in 1 half-moves
28 K4c5 loss in 1 half-moves
29 K6b5 loss in 1 half-moves
30 K6c5 loss in 1 half-moves