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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Ka2 draw
3 Ka3 draw
4 Ka4 draw
5 Kb2 draw
6 Kb4 draw
7 Kc2 draw
8 Kc3 draw
9 Kc4 draw
10 Ra8 draw
11 Rb4 draw
12 Rb6 draw
13 Rb7 draw
14 Rc8 draw
15 Rd8 draw
16 Re8 draw
17 Rf8 draw
18 Rh8 draw
19 Rg8 loss in 2 half-moves