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

EGTB: win in 4 half-moves

# move score
1 Re3 win in 3 half-moves
2 Rh5 draw
3 Rh7 draw
4 Rh8 draw
5 Kb1 loss in 2 half-moves
6 Kb2 loss in 2 half-moves
7 Kb3 loss in 2 half-moves
8 Kc1 loss in 2 half-moves
9 Kc4 loss in 2 half-moves
10 Kcc3 loss in 2 half-moves
11 Kcd2 loss in 2 half-moves
12 Kd1 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Kdc3 loss in 2 half-moves
15 Kdd2 loss in 2 half-moves
16 Ke2 loss in 2 half-moves
17 Ke3 loss in 2 half-moves
18 Ke4 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rh2 loss in 2 half-moves
23 Rh4 loss in 2 half-moves
24 Rh6 loss in 2 half-moves