Complex sentence: A villager from Barangay Lapaz, Nueva Valencia, Guimaras became the first casualty after inhaling the fumes of the oil sludge causing him to contract cardio-respiratory disease.
Split into simpler sentences: A villager from Barangay Lapaz, Nueva Valencia, Guimaras became the first casualty directly affected by the spill. He died after inhaling the fumes of the oil sludge causing him to contract cardio-respiratory disease.