id	keyword
hindsight-4179	optometry
hindsight-4179	history
hindsight-4179	university
hindsight-4179	color
hindsight-4179	college
hindsight-4179	vision
hindsight-4179	books
hindsight-4179	press
hindsight-4179	new
hindsight-4179	association
hindsight-4179	american
hindsight-4179	test