Complex sentence: Left-footed, he possessed great technical ability which belied his thin physical build, and amassed nearly 400 appearances overall for the Andalusians (306 in ten La Liga seasons) helping the club lift the Copa del Rey in 1977.
Split into simpler sentences: Left-footed, he possessed great technical ability, which belied his thin physical build. He amassed nearly 400 appearances overall for the Andalusians, 306 in ten La Liga seasons, and helped the club lift the Copa del Rey in 1977.