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