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 Rb8 win in 3 half-moves
3 Rb1 win in 5 half-moves
4 Rb2 win in 5 half-moves
5 Ra3 win in 21 half-moves
6 K6b6 draw
7 K6b7 draw
8 K7b6 draw
9 K7b7 draw
10 Ka5 draw
11 Ka8 draw
12 Kb8 draw
13 Rc3 draw
14 Rg3 draw
15 Rh3 draw
16 Kb5 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Rf3 loss in 2 half-moves