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 Rb5 win in 1 half-moves
3 Rb6 win in 1 half-moves
4 Kc1 draw
5 Kc2 draw
6 Kc3 draw
7 Kd1 draw
8 Kd3 draw
9 Ra7 draw
10 Rb1 draw
11 Rb2 draw
12 Rb3 draw
13 Rb8 draw
14 Rc7 draw
15 Rd7 draw
16 Re7 draw
17 Rf7 draw
18 Ke1 loss in 2 half-moves
19 Ke2 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves