Complex sentence: When instead of precious stones and feathers, the rain deities offered Huemac their young maize ears and maize leaves, Huemac refused, and as a consequence of this vanity, the Toltecs suffered a four-year drought.
Split into simpler sentences: When instead of precious stones and feathers, the rain deities offered Huemac their young maize ears and maize leaves, Huemac refused. As a consequence of this vanity, the Toltecs suffered a four-year drought.