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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Rb1 draw
3 Rb3 draw
4 Rb4 draw
5 Rb8 draw
6 Re5 draw
7 Rf5 draw
8 Rg5 draw
9 Rh5 draw
10 Kd1 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Kee2 loss in 2 half-moves
13 Kef2 loss in 2 half-moves
14 Kfe2 loss in 2 half-moves
15 Kff2 loss in 2 half-moves
16 Kg1 loss in 2 half-moves
17 Kg2 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rc5 loss in 2 half-moves
22 Rd5 loss in 2 half-moves