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

EGTB: win in 2 half-moves

# move score
1 Re8 win in 1 half-moves
2 Rh4 win in 1 half-moves
3 Kd4 draw
4 Re5 draw
5 Re6 draw
6 Re7 draw
7 Kd2 loss in 2 half-moves
8 Kd3 loss in 2 half-moves
9 Ke2 loss in 2 half-moves
10 Kf2 loss in 2 half-moves
11 Kf3 loss in 2 half-moves
12 Kf4 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Rf4 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Ra4 loss in 1 half-moves
18 Rb4 loss in 1 half-moves