Complex sentence: The Texas Society of Sculptors (TSOS) is a sculptors' guild based in Austin, Texas, and was chartered in 1971 by the State of Texas and is a 501 (C) 3 non-profit organization.
Split into simpler sentences: The Texas Society of Sculptors (TSOS) is a sculptors' guild based in Austin, TX. It was chartered in the State of Texas in 1971 as a 501 (C) 3 non-profit organization.