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 Kb2 draw
3 Kd2 draw
4 Ra6 draw
5 Ra7 draw
6 Ra8 draw
7 Rb2 draw
8 Rb4 draw
9 Rc4 draw
10 Rd4 draw
11 Re4 draw
12 Kb1 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Kc1 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kd1 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 R2a3 loss in 2 half-moves
19 R4a3 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Rg4 loss in 2 half-moves
23 Rh4 loss in 2 half-moves