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