Question: Who is the chairman of the federal reserve?
Answer: Janet Yellen
Disambiguated annotations:
qaPairs: question: Who was the 15th chairperson of the Federal Reserve?
answer: Janet Yellen
question: Who was the 14th chairperson of the Federal Reserve?
answer: Ben Bernanke
question: Who was the 13th chairperson of the Federal Reserve?
answer: Alan Greenspan