sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: What is the oldest written thing ever found?
 sentence 2: What is the oldest thing ever found? sentence 1: If we can invent a number [math]i[/math] so that [math]i^2=-1[/math], why can't we have a number a so that [math]\sin a=2[/math]?
 sentence 2: Would you vote for Hillary Clinton and why? sentence 1: How do you know if someone's blocked you in messenger?
 sentence 2: How do you know if someone has blocked you on messenger? sentence 1: Will upgrading to the 2016 MacBook Pro be worth it?
 sentence 2: What are your thoughts on the new 2016 MacBook Pro? sentence 1: Why was China never under the British rule?
 sentence 2: Why have European colonial powers never conquered China like they did with India? sentence 1: How can I change my career path from sales to an analyst/consultant?
 sentence 2: Do I have a career path in ERP consulting? sentence 1: What is your opinion on brexit?
 sentence 2: What is your opinion about brexit? sentence 1: What purpose does the red balls serve on the transmission lines?
 sentence 2: What are the red balls on power lines? sentence 1: Is it confirmed that all state’s medical entrances will be scrapped in favour of NEET?
 sentence 2: Who was Renate Wolff? sentence 1: Which is the world's oldest civilization?
 sentence 2: Which is the oldest civilisation? sentence 1: Can vitamins replace food, like "George Jetson" pills, instead of eating?
 sentence 2: Can a human stay strong and healthy by not eating regular meals just on vitamins and other pills? sentence 1: What is the best gift anyone has ever given to you?
 sentence 2: What is the best gift that you ever got? sentence 1: Why does coffee make me nauseous?
 sentence 2: Why does coffee make me dizzy?
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