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

EGTB: win in 4 half-moves

# move score
1 Re1 win in 3 half-moves
2 Kd4 draw
3 Kd6 draw
4 Rd5 draw
5 Re2 draw
6 Re3 draw
7 Re4 draw
8 Re8 draw
9 Rg5 draw
10 Rh5 draw
11 Ka2 loss in 2 half-moves
12 Kb1 loss in 2 half-moves
13 Kb2 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Kb5 loss in 2 half-moves
16 Kb6 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rf5 loss in 2 half-moves
22 Kd5 loss in 1 half-moves