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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Rf4 win in 3 half-moves
3 Rb4 draw
4 Re1 draw
5 Re2 draw
6 Re3 draw
7 Re5 draw
8 Rg4 draw
9 Rh4 draw
10 f8=B loss in 2 half-moves
11 f8=K loss in 2 half-moves
12 f8=N loss in 2 half-moves
13 f8=Q loss in 2 half-moves
14 f8=R loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Re8 loss in 2 half-moves