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 Rf1 draw
3 Rg1 draw
4 Rh1 draw
5 K7a7 loss in 2 half-moves
6 K7a8 loss in 2 half-moves
7 K7c7 loss in 2 half-moves
8 K7c8 loss in 2 half-moves
9 K8a7 loss in 2 half-moves
10 K8a8 loss in 2 half-moves
11 K8c7 loss in 2 half-moves
12 K8c8 loss in 2 half-moves
13 Ka6 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Ra1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Rd1 loss in 2 half-moves
23 Re1 loss in 2 half-moves