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 Re5 draw
3 Re6 draw
4 Re7 draw
5 Kb1 loss in 2 half-moves
6 Kb2 loss in 2 half-moves
7 Kc3 loss in 2 half-moves
8 Kc4 loss in 2 half-moves
9 Kcc2 loss in 2 half-moves
10 Kcd2 loss in 2 half-moves
11 Kd1 loss in 2 half-moves
12 Kd4 loss in 2 half-moves
13 Kdc2 loss in 2 half-moves
14 Kdd2 loss in 2 half-moves
15 Ke2 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Re2 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rg4 loss in 2 half-moves
26 Rh4 loss in 2 half-moves