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 Rc1 win in 1 half-moves
3 Rf4 win in 1 half-moves
4 Kc2 draw
5 Kc3 draw
6 Kd2 draw
7 Kd4 draw
8 Ke3 draw
9 Ra4 draw
10 Rc2 draw
11 Rc5 draw
12 Rc7 draw
13 Rc8 draw
14 Rd4 draw
15 Re4 draw
16 Rg4 draw
17 Ke2 loss in 2 half-moves
18 Ke4 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rh4 loss in 2 half-moves