Simplify the following text for a Grade 5 native English-speaking person.
Original: He is considered a prominent figure in the development of instrumental hip hop and first gained notice with the release of his highly acclaimed debut album Endtroducing ... , which was constructed entirely from samples .
Simplified: He is an important person in the history of instrumental hip hop . He became well known after his first album Endtroducing ... , which was made entirely from samples .