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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Re8 win in 1 half-moves
3 Rb1 win in 3 half-moves
4 Rb2 win in 3 half-moves
5 K6b6 draw
6 K6b7 draw
7 K7b6 draw
8 K7b7 draw
9 Ka5 draw
10 Ka8 draw
11 Kb5 draw
12 Ra8 draw
13 Rb4 draw
14 Rc8 draw
15 Rd8 draw
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves