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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rc6 win in 1 half-moves
3 Rb2 win in 3 half-moves
4 Rb3 win in 3 half-moves
5 Rb7 win in 3 half-moves
6 Rb8 win in 3 half-moves
7 Rg6 draw
8 Rh6 draw
9 K4b4 loss in 2 half-moves
10 K4b5 loss in 2 half-moves
11 K5b4 loss in 2 half-moves
12 K5b5 loss in 2 half-moves
13 Ka3 loss in 2 half-moves
14 Ka6 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Rf6 loss in 2 half-moves