Complex sentence: Apparently Ivana is aware of London's lack of intellect, stating, when London thought she liked the Pomeranian Duke, "you also think one and one is four", although it isn't surprising that Ivana is smarter than London.
Split into simpler sentences: Apparently Ivana is aware of London's lack of intellect, stating, when London thought she liked the Pomeranian Duke, "you also think one and one is four". Although it isn't surprising that Ivana is smarter than London.