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 Kc1 draw
3 Kc2 draw
4 Kc3 draw
5 Kd1 draw
6 Kd3 draw
7 Ke1 draw
8 Ke2 draw
9 Ke3 draw
10 Ra4 draw
11 Rc2 draw
12 Rc5 draw
13 Rc6 draw
14 Rc7 draw
15 Rc8 draw
16 Rd4 draw
17 Re4 draw
18 Rf4 draw
19 Rg4 draw
20 Rc1 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Rh4 loss in 2 half-moves