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 Rb6 win in 1 half-moves
3 Rb7 win in 1 half-moves
4 Rb8 win in 1 half-moves
5 Ka2 draw
6 Ka3 draw
7 Ka4 draw
8 Kb2 draw
9 Kc2 draw
10 Kc3 draw
11 Kc4 draw
12 Rc4 draw
13 Rd4 draw
14 Re4 draw
15 Rf4 draw
16 Rh4 draw
17 Ra4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves