The Tale of A Villainess
If females have XX chromosomes in contrast to males, who have the XY chromosome, then.
AHA!
"Excuse me, Mister!" I slam my hand on the table, rising up from the bench.
Sir Xu grasps me by my hand with a concerned expression but I smile and say, "I got this."
If the man had recently stole the boy's kittens, it is more than likely that he didn't check the gender of the kittens.
I approach the mister, "Are you willing to make a bet that the cats are males, and not females?"
He chokes, "Who are you, little lady? And why should I make a bet?"