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 Kc7 draw
3 Kc8 draw
4 Rf6 draw
5 Rh6 draw
6 Kb7 loss in 28 half-moves
7 Rb7 loss in 22 half-moves
8 Ra6 loss in 18 half-moves
9 Ka7 loss in 16 half-moves
10 Rb3 loss in 14 half-moves
11 Ka8 loss in 12 half-moves
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rd6 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Rg6 loss in 1 half-moves