Complex sentence: The pressure on him to play was enormous, Ecuadorians believed him (and his 9 goals during the 2002 World cup qualifying campaign) to be indispensable and naturally, Delgado dreamed of playing in a FIFA World Cup.
Split into simpler sentences: The pressure on him to play was enormous, Ecuadoreans believed him (and his 9 goals) to be indispensable. Naturally, Delgado dreamed of playing in a FIFA World Cup.