Complex sentence: Guadalupe de Ceita started to work at the age of seven and helped his father who was a nurse in the plantations of the island, he joined, this manner, a socioeconomic reality that surrounded him.
Split into simpler sentences: Guadalupe de Ceita started to work at the age of seven and helped his father who was a nurse in the plantations of the island. He joined, in this manner, a socioeconomic reality that surrounded him.