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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Re5 win in 3 half-moves
3 Re6 win in 3 half-moves
4 K4b4 draw
5 K4b5 draw
6 K5b4 draw
7 K5b5 draw
8 Ka3 draw
9 Ka6 draw
10 Kb3 draw
11 Kb6 draw
12 Rb4 draw
13 Rc4 draw
14 Rd4 draw
15 Re7 draw
16 Re8 draw
17 Re1 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves