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 Rf1 draw
3 Rg4 draw
4 Rg5 draw
5 Rg6 draw
6 Rg7 draw
7 K1c1 loss in 2 half-moves
8 K1c2 loss in 2 half-moves
9 K1e1 loss in 2 half-moves
10 K1e2 loss in 2 half-moves
11 K2c1 loss in 2 half-moves
12 K2c2 loss in 2 half-moves
13 K2e1 loss in 2 half-moves
14 K2e2 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Ke3 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh1 loss in 2 half-moves