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 Ka8 draw
4 Ra4 draw
5 Rc4 draw
6 Rd4 draw
7 Re1 draw
8 Re2 draw
9 Re5 draw
10 Re6 draw
11 Re7 draw
12 Re8 draw
13 Rf4 draw
14 Rg4 draw
15 Rh4 draw
16 Kb6 loss in 2 half-moves
17 Kb7 loss in 2 half-moves
18 Kb8 loss in 2 half-moves
19 Re3 loss in 2 half-moves