Complex sentence: He had a solo hero role in "Phool Aur Patthar" (1966), which was his first action film, and he became established as an action hero in the 1971 film "Mera Gaon Mera Desh".
Split into simpler sentences: He had a solo hero role in "Phool Aur Patthar" (1966), which was his first action film. He became established as an action hero in the 1971 film "Mera Gaon Mera Desh".