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 Rb7 win in 1 half-moves
3 Kb1 draw
4 Kc1 draw
5 Kd1 draw
6 Ra2 draw
7 Rb3 draw
8 Rb5 draw
9 Rb6 draw
10 Rb8 draw
11 Kb3 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kd2 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Rb1 loss in 2 half-moves