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

EGTB: win in 2 half-moves

# move score
1 Re4 win in 1 half-moves
2 Rf1 draw
3 Rg1 draw
4 Rh1 draw
5 Ka6 loss in 2 half-moves
6 Ka8 loss in 2 half-moves
7 Kb6 loss in 2 half-moves
8 Kb7 loss in 2 half-moves
9 Kb8 loss in 2 half-moves
10 Kd7 loss in 2 half-moves
11 Kd8 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kf8 loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Re6 loss in 2 half-moves
23 Re7 loss in 2 half-moves