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 Ka8 draw
3 Kc8 draw
4 Ke2 draw
5 Ke3 draw
6 Ke4 draw
7 Kf2 draw
8 Kg2 draw
9 Kg3 draw
10 Kg4 draw
11 Rb4 draw
12 Rd4 draw
13 Re4 draw
14 Rf5 draw
15 Rf6 draw
16 Rf7 draw
17 Rf8 draw
18 Rg4 draw
19 Rh4 draw
20 Ka7 loss in 1 half-moves
21 Kb7 loss in 1 half-moves
22 Kc7 loss in 1 half-moves
23 Rc4 loss in 1 half-moves