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 Rb8 draw
4 Kc1 loss in 2 half-moves
5 Kc2 loss in 2 half-moves
6 Kd2 loss in 2 half-moves
7 Ke1 loss in 2 half-moves
8 Ke2 loss in 2 half-moves
9 Ra1 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rc1 loss in 2 half-moves
13 Rb5 loss in 1 half-moves
14 Rb7 loss in 1 half-moves