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 Ra4 draw
3 Rb6 draw
4 Rb7 draw
5 Rb8 draw
6 Re4 draw
7 Ka2 loss in 2 half-moves
8 Ka4 loss in 2 half-moves
9 Kb2 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves