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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Re4 draw
3 K7a7 loss in 2 half-moves
4 K7a8 loss in 2 half-moves
5 K7c7 loss in 2 half-moves
6 K7c8 loss in 2 half-moves
7 K8a7 loss in 2 half-moves
8 K8a8 loss in 2 half-moves
9 K8c7 loss in 2 half-moves
10 K8c8 loss in 2 half-moves
11 Ka6 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rg4 loss in 2 half-moves
23 Rh4 loss in 2 half-moves