Complex sentence: The SMODIM and TESS training system are used by the U.S. Army at Home Stations and Maneuver Combat Training Centers (NTC, JRTC, JMRC), and at Ft Hood, TX for the U.S. Army 21st Cavalry Brigade and Foreign Military customers that train there.
Split into simpler sentences: The SMODIM and TESS training system are used by the U.S. Army at Avation Homestations and Combat Training Centers (NTC, JRTC, JMRC). Support is provided at Ft Hood, TX for the U.S. Army 21st Cavalry Brigade and Foreign Military customers that train there.