Complex sentence: Gutiérrez started his playing career in 1980 with Peñarol he was part of the squad that won back to back league championships in 1981 and 1982.
Split into simpler sentences: Gutiérrez started his playing career in 1980 with Peñarol. He was part of the squad that won back-to-back league championships in 1981 and 1982.