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 Ra4 draw
3 Rb4 draw
4 Rf6 draw
5 Rf7 draw
6 Rf8 draw
7 Rg4 draw
8 Rh4 draw
9 Kba7 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Kc8 loss in 2 half-moves
12 Kaa7 loss in 1 half-moves
13 Kab7 loss in 1 half-moves
14 Kbb7 loss in 1 half-moves
15 Rc4 loss in 1 half-moves
16 Rd4 loss in 1 half-moves
17 Rf1 loss in 1 half-moves
18 Rf2 loss in 1 half-moves
19 Rf3 loss in 1 half-moves
20 Rf5 loss in 1 half-moves