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 Rd4 win in 1 half-moves
3 Re4 win in 1 half-moves
4 Ra4 draw
5 Rb4 draw
6 Rf4 draw
7 Rg8 draw
8 Ka5 loss in 2 half-moves
9 Ka7 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kb7 loss in 2 half-moves
13 Rg1 loss in 2 half-moves
14 Rg2 loss in 2 half-moves
15 Rg3 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Rg5 loss in 1 half-moves
18 Rg6 loss in 1 half-moves
19 Rg7 loss in 1 half-moves