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 Kc3 draw
3 Rb2 draw
4 Rb3 draw
5 Rb5 draw
6 Rb7 draw
7 Rb8 draw
8 Rc6 draw
9 Rd6 draw
10 Re6 draw
11 Rf6 draw
12 Kb1 loss in 2 half-moves
13 Kc1 loss in 2 half-moves
14 Kd1 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rg6 loss in 2 half-moves
20 Rh6 loss in 2 half-moves
21 Kb2 loss in 1 half-moves
22 Kb3 loss in 1 half-moves