51942
However , the development of synthesised music had advanced considerably since the early days of the experimental ' electromusic ' composed and recorded by Barry Gray for " Supercar " and " Fireball XL5 " , and by 1983 it was possible to create electronic music that could at least approach the scale and majesty of a full orchestra , but at a fraction of the cost .
 Barry Gray
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Barry Gray