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 Kc4 draw
3 Kd2 draw
4 Kd3 draw
5 Kd4 draw
6 Ra4 draw
7 Rb4 draw
8 Rc4 draw
9 Rd4 draw
10 Re2 draw
11 Re3 draw
12 Kb2 loss in 4 half-moves
13 Kb3 loss in 4 half-moves
14 Kb4 loss in 4 half-moves
15 Kc2 loss in 4 half-moves
16 Re1 loss in 4 half-moves
17 Re5 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Re7 loss in 1 half-moves