Complex sentence: The mother earth (Patchamama), the principal Andean deity which directly controls harvesting, fertility, offering a number of payments (offering) each year and three coca leaves prior to each activity or trip.
Split into simpler sentences: The mother earth (Patchamama), the principal Andean deity, directly controls harvesting, fertility. People offer the deity a number of payments each year, and three coca leaves prior to each activity or trip.