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 Ka7 draw
3 Kb8 draw
4 Re4 draw
5 Rf4 draw
6 Rg5 draw
7 Rg6 draw
8 Rg7 draw
9 Rh4 draw
10 Kb7 loss in 2 half-moves
11 Ra4 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Rg1 loss in 2 half-moves
15 Rg2 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rg8 loss in 2 half-moves