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 Ka6 draw
3 Ka7 draw
4 Ka8 draw
5 Ra4 draw
6 Re1 draw
7 Re2 draw
8 Re6 draw
9 Re7 draw
10 Re8 draw
11 Rf4 draw
12 Rg4 draw
13 Rh4 draw
14 Kb6 loss in 2 half-moves
15 Kb8 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Kc8 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Re5 loss in 2 half-moves