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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Kc3 win in 7 half-moves
3 Kc4 win in 7 half-moves
4 Kc5 win in 7 half-moves
5 Ra8 win in 7 half-moves
6 Ka2 draw
7 Ka3 draw
8 Ka4 draw
9 Ka5 draw
10 Kb1 draw
11 Kb2 draw
12 Kb3 draw
13 Kb5 draw
14 Rb6 draw
15 Rb7 draw
16 Rc8 draw
17 Rd8 draw
18 Re8 draw
19 Rg8 draw
20 Rh8 draw
21 Rf8 loss in 2 half-moves