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

EGTB: win in 4 half-moves

# move score
1 Rh4 win in 3 half-moves
2 Rh7 win in 3 half-moves
3 Ra2 draw
4 Rb2 draw
5 Rc2 draw
6 Rd2 draw
7 Rh3 draw
8 Rh5 draw
9 Rh6 draw
10 Rh8 draw
11 K5b5 loss in 2 half-moves
12 K5b6 loss in 2 half-moves
13 K5d5 loss in 2 half-moves
14 K5d6 loss in 2 half-moves
15 K6b5 loss in 2 half-moves
16 K6b6 loss in 2 half-moves
17 K6d5 loss in 2 half-moves
18 K6d6 loss in 2 half-moves
19 Kb4 loss in 2 half-moves
20 Kb7 loss in 2 half-moves
21 Kc4 loss in 2 half-moves
22 Kc7 loss in 2 half-moves
23 Kd4 loss in 2 half-moves
24 Kd7 loss in 2 half-moves
25 Re2 loss in 2 half-moves
26 Rf2 loss in 2 half-moves
27 Rg2 loss in 2 half-moves
28 Rh1 loss in 2 half-moves