Complex sentence: An effort was made in the late 1980s to rebury American Indian remains that had been removed, this act was in collaboration with a statewide effort to rebury the several thousand remains that had been excavated.
Split into simpler sentences: An effort was made in the late 1980s to rebury American Indian remains that had been removed. This act was in collaboration with a statewide effort to rebury the several thousand remains that had been excavated.