The main would not blanket the spinnaker unless it
was specifically being used to blanket the spinnaker during
a takedown.

"Wilbur Hubbard" wrote
as well not bother at all with the mizzen. And what's with the main up? If
the mizzen sail blankets the main then the main blankets the spinnaker.
Good lord tell them to strike the main. The spinnaker is all they need.