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 K8b7 win in 7 half-moves
3 Kb6 win in 7 half-moves
4 K6a7 draw
5 K6b7 draw
6 K8a7 draw
7 Ka5 draw
8 Rb5 draw
9 Rb6 draw
10 Rb7 draw
11 Rf8 draw
12 Rg8 draw
13 Rh8 draw
14 Kb5 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re8 loss in 2 half-moves