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 Kd2 draw
3 Kd3 draw
4 Kd4 draw
5 Ke2 draw
6 Ke4 draw
7 Ra4 draw
8 Rc3 draw
9 Rc8 draw
10 Rd4 draw
11 Re4 draw
12 Kf2 loss in 2 half-moves
13 Kf3 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rc7 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