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 Rd4 win in 1 half-moves
3 Re4 draw
4 Kaa2 loss in 2 half-moves
5 Kab2 loss in 2 half-moves
6 Kab4 loss in 2 half-moves
7 Kba2 loss in 2 half-moves
8 Kbb2 loss in 2 half-moves
9 Kbb4 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Ra6 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves
19 Kc4 loss in 1 half-moves
20 Rc4 loss in 1 half-moves