Complex sentence: SJM has worked with a photographer to document the situation of the migrants and together with Universidad Iberoamericana Ciudad de México has offered $10,000 in prizes for photos that best depict the ordeal of migrants in Mexico.
Split into simpler sentences: SJM has worked with a photographer to document the situation of the migrants. SJM assists Universidad Iberoamericana Ciudad de México in running a contest with $10,000 in prizes for the photos that best depict the ordeal of migrants in Mexico.