Complex sentence: Unlike the stereotypical dumb blonde, she has an above-average IQ, she is very intelligent and has won many awards, in one story she won a award and was sent to compete in New York and has won numerous academic awards.
Split into simpler sentences: Unlike the stereotypical dumb blonde, she has an above-average IQ; she is very intelligent and has won many awards. In one story she won a award and was sent to compete in New York and has won numerous academic awards.