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 Ka2 draw
3 Ka3 draw
4 Kb3 draw
5 Kc2 draw
6 Kc3 draw
7 Ra6 draw
8 Rb5 draw
9 Rh6 draw
10 Rb3 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rc6 loss in 2 half-moves
14 Rd6 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Ka1 loss in 1 half-moves
19 Kb1 loss in 1 half-moves
20 Kc1 loss in 1 half-moves