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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rb5 win in 1 half-moves
3 Rf7 draw
4 Kaa1 loss in 2 half-moves
5 Kab1 loss in 2 half-moves
6 Kba1 loss in 2 half-moves
7 Kbb1 loss in 2 half-moves
8 Kc1 loss in 2 half-moves
9 Kc2 loss in 2 half-moves
10 Kc3 loss in 2 half-moves
11 Ra7 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Kaa3 loss in 1 half-moves
20 Kab3 loss in 1 half-moves
21 Kba3 loss in 1 half-moves
22 Kbb3 loss in 1 half-moves
23 Rb3 loss in 1 half-moves