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