Complex sentence: The first tailed bridge guitars were designed by Leo Fender; the Fender Jaguar and the Fender Jazzmaster, both of which became popular among surf rock groups in the early to mid 1960s.
Split into simpler sentences: The first tailed bridge guitars were designed by Leo Fender; the Fender Jaguar and the Fender Jazzmaster. Both of which became popular among surf rock groups in the early to mid 1960s.