"Mommies lots of times marrying Daddies," says Pen. "And when having kids have a Dars first and so and so and so on, but only one world having four kids of the kind we all are. Sometimes Mommies or Daddies marrying other people having other kinds kids like Elspeth or the forest princess kids or the -" handwave "ones with that one guy or whatever. Also sort of Jane but she strange."