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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Ka4 draw
3 Kb4 draw
4 Ra4 draw
5 Rb4 draw
6 Kb5 loss in 6 half-moves
7 Rc4 loss in 6 half-moves
8 Rd4 loss in 6 half-moves
9 Ka6 loss in 4 half-moves
10 Kb6 loss in 4 half-moves
11 Re1 loss in 4 half-moves
12 Re3 loss in 4 half-moves
13 Re5 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves
19 Re2 loss in 1 half-moves