Complex sentence: The main group, the Sac and Fox of the Mississippi in Oklahoma moved to near Stroud, Oklahoma in 1869 where they have about 2500 members and an 800 acre (3.2 km²) reservation.
Split into simpler sentences: The main group, the Sac and Fox of the Mississippi in Oklahoma moved to near Stroud, Oklahoma in 1869. They have about 2500 members and an 800-acre (3.2 km²) reservation.