answer: I was disappointed that there wasn't an overall theme
paragraph_question: question: What is your impressions about the material of the book?, context: "Freakonomic" was an interesting read, but somehow I was expecting more than what it delivered. Though the individual sections were interesting, I was disappointed that there wasn't an overall theme. 
question: What is your impressions about the material of the book?
sentence: Though the individual sections were interesting, I was disappointed that there wasn't an overall theme .
paragraph: "Freakonomic" was an interesting read, but somehow I was expecting more than what it delivered. Though the individual sections were interesting, I was disappointed that there wasn't an overall theme. 
sentence_answer: Though the individual sections were interesting, <hl> I was disappointed that there wasn't an overall theme <hl> .
paragraph_answer: "Freakonomic" was an interesting read, but somehow I was expecting more than what it delivered. Though the individual sections were interesting, <hl> I was disappointed that there wasn't an overall theme <hl>. 
paragraph_sentence: "Freakonomic" was an interesting read, but somehow I was expecting more than what it delivered. <hl> Though the individual sections were interesting, I was disappointed that there wasn't an overall theme . <hl>