Question: Who has a wider scope of profession, George William Knox or Sam Vandervelde?
Sentence (from "Sam Vandervelde"): Samuel Kendrick Vandervelde( born 12 February 1971) is a mathematician who, along with Sandor Lehoczky and Richard Rusczyk, is most notable for creating the Mandelbrot Competition, and being listed first under" Thanks" in the mathematical textbook" The Art of Problem Solving".
Relevant evidence: Yes