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 Kb1 draw
3 Kb2 draw
4 Kc2 draw
5 Kd2 draw
6 Rb1 draw
7 Rb2 draw
8 Rb3 draw
9 Kd1 loss in 20 half-moves
10 Rf6 loss in 18 half-moves
11 Rb5 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Rd6 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Ra6 loss in 1 half-moves
18 Rg6 loss in 1 half-moves
19 Rh6 loss in 1 half-moves