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