Complex sentence: The young boy and his father are receiving the bread from Mary; the father is depicted kneeling beside the road and the bread represents the Eucharist, while the abundance and richness of the food may be satire on gluttony.
Split into simpler sentences: The young boy and his father are receiving the bread from Mary; the father is depicted kneeling beside the road. The bread represents the Eucharist, while the abundance and richness of the food may be satire on gluttony.