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 Rb4 draw
3 Rd7 draw
4 Re7 draw
5 Rf7 draw
6 Ka2 loss in 2 half-moves
7 Ka3 loss in 2 half-moves
8 Ka4 loss in 2 half-moves
9 Kb2 loss in 2 half-moves
10 Kb4 loss in 2 half-moves
11 Kc2 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Kg1 loss in 2 half-moves
15 Kg2 loss in 2 half-moves
16 Kh2 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 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves