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 Rd6 win in 1 half-moves
3 Rc6 win in 5 half-moves
4 Re6 win in 5 half-moves
5 Rf6 win in 5 half-moves
6 Rg6 win in 5 half-moves
7 Rh6 win in 5 half-moves
8 Rb1 draw
9 Rb2 draw
10 Ka6 loss in 2 half-moves
11 Kaa7 loss in 2 half-moves
12 Kab8 loss in 2 half-moves
13 Kba7 loss in 2 half-moves
14 Kbb8 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kc7 loss in 2 half-moves
17 Kc8 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves