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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rb3 win in 1 half-moves
3 Ka4 draw
4 Ka6 draw
5 Kb4 draw
6 Kb5 draw
7 Kb6 draw
8 Ra8 draw
9 Rb1 draw
10 Rb4 draw
11 Rb6 draw
12 Rb7 draw
13 Rc8 draw
14 Rd8 draw
15 Re8 draw
16 Rf8 draw
17 Rg8 draw
18 Rb5 loss in 2 half-moves
19 Rh8 loss in 2 half-moves