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 Rc7 win in 5 half-moves
3 Kb5 win in 7 half-moves
4 K2a3 draw
5 K4a3 draw
6 Ka1 draw
7 Ka5 draw
8 Ra6 draw
9 Ra8 draw
10 Rb7 draw
11 Re7 draw
12 Rh7 draw
13 K2b3 loss in 2 half-moves
14 K4b3 loss in 2 half-moves
15 Kb1 loss in 2 half-moves
16 Kb2 loss in 2 half-moves
17 Kb4 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg7 loss in 2 half-moves