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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Rd5 win in 1 half-moves
3 Re5 draw
4 Rf5 draw
5 Ka2 loss in 2 half-moves
6 Kaa3 loss in 2 half-moves
7 Kab4 loss in 2 half-moves
8 Kb2 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Kba3 loss in 2 half-moves
11 Kbb4 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Ra6 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rh5 loss in 2 half-moves