Complex sentence: A product of FC Barcelona's prolific youth system, Jofre made his first team debut on 15 May 1998 (the last round of the season), scoring as a substitute in a 1--4 home loss against UD Salamanca.
Split into simpler sentences: A product of FC Barcelona's prolific youth system, Jofre made his first team debut on 15 May 1998, in the last round of the season. He scored as a substitute in a 1--4 home loss to UD Salamanca.