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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Rf4 win in 3 half-moves
3 Kc1 win in 5 half-moves
4 Kf1 draw
5 Ra4 draw
6 Rb1 draw
7 Rb3 draw
8 Rb8 draw
9 Rg4 draw
10 Rh4 draw
11 Kc2 loss in 2 half-moves
12 Kdd2 loss in 2 half-moves
13 Kde2 loss in 2 half-moves
14 Ked2 loss in 2 half-moves
15 Kee2 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Re4 loss in 2 half-moves