Mama shrugged.

"We can try to create such magics, but how long will that take? And do you have what you need in order to make them? And my point was not that the people on board the ships needed to know when the others' supply ship was coming in, but that if supplies are getting past your patrols, you're not actually controlling the sea, are you? So these folks may HAVE ships, but that doesn't mean they have the advantage he's claiming."

Turning to the Venetian, Mama attempts to pantomime the basic questions 'where' and when.'