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 Kc2 draw
3 Kc3 draw
4 Kc4 draw
5 Ke3 draw
6 Ke4 draw
7 Rb1 draw
8 Rb2 draw
9 Rb3 draw
10 Rc4 draw
11 Rd4 draw
12 Re4 draw
13 Kd4 loss in 8 half-moves
14 Kd2 loss in 4 half-moves
15 Ke2 loss in 4 half-moves
16 Rb5 loss in 4 half-moves
17 Rb6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves