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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rc3 win in 3 half-moves
3 Rd3 win in 3 half-moves
4 Kb1 draw
5 Kb2 draw
6 Kb3 draw
7 Kc1 draw
8 Kc3 draw
9 Kd1 draw
10 Kd2 draw
11 Kd3 draw
12 Ke1 draw
13 Ke2 draw
14 Kf2 draw
15 Kg1 draw
16 Kg2 draw
17 Ra1 draw
18 Ra2 draw
19 Ra7 draw
20 Re3 draw
21 Ra4 loss in 2 half-moves
22 Ra5 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Ra8 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rh3 loss in 2 half-moves