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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ka7 draw
3 Kg7 draw
4 Kg8 draw
5 Kh8 draw
6 Ra4 draw
7 Rc1 draw
8 Rc2 draw
9 Rc5 draw
10 Rc6 draw
11 Rc7 draw
12 Rc8 draw
13 Rd4 draw
14 Re4 draw
15 Rf4 draw
16 Rg4 draw
17 Rh4 draw
18 Kb7 loss in 2 half-moves
19 Kb8 loss in 2 half-moves
20 Kg6 loss in 2 half-moves
21 Kh6 loss in 2 half-moves
22 Rc3 loss in 2 half-moves