Question: Which company did both computer scientist Gerrit Blaauw and computer architect Gene Amdahl work for?
Sentence (from "Gene Amdahl"): Gene Myron Amdahl (November 16, 1922 – November 10, 2015) was an American computer architect and high-tech entrepreneur, chiefly known for his work on mainframe computers at IBM and later his own companies, especially Amdahl Corporation.
Relevant evidence: Yes