Question: Who was the 2 seed at the us open 2017?
Disambiguated questions and answers: question: Who was the #2 seed in women's singles at the US Open 2017?
Who was the #2 seed in Men's singles at the US Open 2017?
Who was the #2 seed in men's doubles at the 2017 US Open?
Who was the #2 seed in women's doubles at the 2017 US Open?
Who was the #2 seed in mixed doubles at the 2017 US Open?
answer: Simona Halep
Andy Murray
Łukasz Kubot and Marcelo Melo
Chan Yung-jan and Martina Hingis
Sania Mirza and Ivan Dodig
Natural Questions answer: Andy Murray (from the Wikipedia article "2017 US Open – Men's Singles")