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 Rb1 draw
3 Rb2 draw
4 Rb3 draw
5 Rb8 draw
6 Re4 draw
7 Rf4 draw
8 Rg4 draw
9 Rh4 draw
10 Kf2 loss in 2 half-moves
11 Kf3 loss in 2 half-moves
12 Kf4 loss in 2 half-moves
13 Kg2 loss in 2 half-moves
14 Kg4 loss in 2 half-moves
15 Kh2 loss in 2 half-moves
16 Kh3 loss in 2 half-moves
17 Kh4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rd4 loss in 2 half-moves