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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rb3 win in 3 half-moves
3 Rb4 win in 3 half-moves
4 Rd7 draw
5 Re7 draw
6 Rf7 draw
7 Rg7 draw
8 Ka3 loss in 2 half-moves
9 Kaa2 loss in 2 half-moves
10 Kab1 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Kba2 loss in 2 half-moves
13 Kbb1 loss in 2 half-moves
14 Kc1 loss in 2 half-moves
15 Kc2 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rh7 loss in 2 half-moves