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 K5c6 win in 7 half-moves
3 K6c6 win in 7 half-moves
4 Ka7 win in 7 half-moves
5 Ra5 win in 7 half-moves
6 Ra6 win in 7 half-moves
7 Ra8 win in 7 half-moves
8 Kc7 win in 9 half-moves
9 Kb7 win in 11 half-moves
10 K5a5 draw
11 K5a6 draw
12 K6a5 draw
13 K6a6 draw
14 Ka4 draw
15 Kb4 draw
16 Rb1 draw
17 Rc1 draw
18 Rh1 draw
19 K5c5 loss in 2 half-moves
20 K6c5 loss in 2 half-moves
21 Kc4 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Ra3 loss in 2 half-moves
24 Ra4 loss in 2 half-moves
25 Rd1 loss in 2 half-moves
26 Re1 loss in 2 half-moves
27 Rf1 loss in 2 half-moves
28 Rg1 loss in 2 half-moves