Click on the third or sixth rank to set the en passant target square.

EGTB: win in 6 half-moves

# move score
1 Re1 win in 5 half-moves
2 Re2 win in 5 half-moves
3 Rd4 draw
4 Re3 draw
5 Re7 draw
6 Re8 draw
7 Rf4 draw
8 Rg4 draw
9 Rh4 draw
10 Kaa2 loss in 2 half-moves
11 Kab2 loss in 2 half-moves
12 Kba2 loss in 2 half-moves
13 Kbb2 loss in 2 half-moves
14 Kc1 loss in 2 half-moves
15 Kc2 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Re6 loss in 2 half-moves