Definition: In this task you are given a disfluent question, a proper question and a context. A disfluent question is a question that has some interruptions in it while framing and a proper question is the correct form of the question without any disfluency. Classify whether the question is answerable or not based on the given context.
Input: proper question: What geochemist developed the uranium-lead dating method into lead-lead dating? 
 disfluent question: What astronomer or no make that geochemist developed the uranium-lead dating method into lead-lead dating? 
 context: In science, alumni include astronomers Carl Sagan, a prominent contributor to the scientific research of extraterrestrial life, and Edwin Hubble, known for Hubble's Law, NASA astronaut John M. Grunsfeld, geneticist James Watson, best known as one of the co-discoverers of the structure of DNA, experimental physicist Luis Alvarez, popular environmentalist David Suzuki, balloonist Jeannette Piccard, biologists Ernest Everett Just and Lynn Margulis, computer scientist Richard Hamming, the creator of the Hamming Code, lithium-ion battery developer John B. Goodenough, mathematician and Fields Medal recipient Paul Joseph Cohen, and geochemist Clair Cameron Patterson, who developed the uranium-lead dating method into lead-lead dating. Nuclear physicist and researcher Stanton Friedman, who worked on some early projects involving nuclear-powered spacecraft propulsion systems, is also a graduate (M.Sc).

Yes