Valdis frowned, she couldn't claim to be original, though she was far from being disappointed. Miles clearly held his alcohol better than most. She poked him, still frowning at his self depreciation.

"I've met pigs and you aren't one of them," she declared, "Clearly I just need a harder riddle to stump you."

She hummed loudly for a moment, pretending to think really hard about another riddle as she tended her eighth drink.

"There are two sisters: one gives birth to the other and she, in turn, gives birth to the first. Who are they?"