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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Ka3 draw
3 Kb3 draw
4 Kc1 draw
5 Kc2 draw
6 Kc3 draw
7 Rb7 draw
8 Kb1 loss in 10 half-moves
9 Ra8 loss in 10 half-moves
10 Rb4 loss in 10 half-moves
11 Rc8 loss in 10 half-moves
12 Ka1 loss in 6 half-moves
13 Ka2 loss in 6 half-moves
14 Re8 loss in 4 half-moves
15 Rb3 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves
20 Rf8 loss in 1 half-moves