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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Re5 win in 1 half-moves
3 Ke2 win in 3 half-moves
4 Ke3 win in 3 half-moves
5 Rf4 win in 3 half-moves
6 Kc2 draw
7 Kc3 draw
8 Kc4 draw
9 Kd2 draw
10 Kd4 draw
11 Rb4 draw
12 Rc4 draw
13 Rd4 draw
14 Re6 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