Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rb4 draw
3 Rb5 draw
4 Rb7 draw
5 Rb8 draw
6 Rf6 draw
7 Ra6 loss in 4 half-moves
8 Kc1 loss in 2 half-moves
9 Kc2 loss in 2 half-moves
10 Kd2 loss in 2 half-moves
11 Ke1 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 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 2 half-moves
19 Rh6 loss in 2 half-moves