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