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

EGTB: win in 2 half-moves

# move score
1 Re7 win in 1 half-moves
2 Re8 win in 1 half-moves
3 Kb8 draw
4 Kd8 draw
5 Kh2 draw
6 Ra1 draw
7 Rb1 draw
8 Rc1 draw
9 Rd1 draw
10 Re2 draw
11 Re3 draw
12 Re4 draw
13 Re6 draw
14 Rf1 draw
15 Rg1 draw
16 Kg1 loss in 2 half-moves
17 Kg2 loss in 2 half-moves
18 Kb7 loss in 1 half-moves
19 Kc7 loss in 1 half-moves
20 Kd7 loss in 1 half-moves
21 Re5 loss in 1 half-moves