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

EGTB: win in 2 half-moves

# move score
1 Rc4 win in 1 half-moves
2 Rf4 win in 5 half-moves
3 Kc2 draw
4 Ra5 draw
5 Ra6 draw
6 Ra7 draw
7 Ra8 draw
8 Rb4 draw
9 Rd4 draw
10 Re4 draw
11 Ka1 loss in 2 half-moves
12 Ka3 loss in 2 half-moves
13 Kb1 loss in 2 half-moves
14 Kb3 loss in 2 half-moves
15 Kc1 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 R2a3 loss in 2 half-moves
18 R4a3 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves