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 Ka2 draw
3 Ra4 draw
4 Rc1 draw
5 Rc2 draw
6 Rc6 draw
7 Rc8 draw
8 Rd4 draw
9 Rf4 draw
10 Rg4 draw
11 Rh4 draw
12 Kb1 loss in 2 half-moves
13 Kb2 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Re4 loss in 1 half-moves