Question: What is the date of birth of Andrew Tracey's father?
Sentence (from "Andrew Tracey"): His father, Hugh Tracey (1903–1977), pioneered the study of traditional African music in the 1920s – 1970s, created the International Library of African Music (ILAM) in 1954, and started the company African Musical Instruments (AMI) which manufactured the first commercial kalimbas in the 1950s.
Relevant evidence: Yes