Complex sentence: In 1972 when Sri Lanka became a republic the name of the force was changed to Sri Lanka Army Volunteer Force, with a current strength of about 50,000 volunteer combat officers and other ranks attached to various units and regiments of the Sri Lanka Army.
Split into simpler sentences: In 1972 when Sri Lanka became a republic the name of the force was changed to Sri Lanka Army Volunteer Force. The current strength of the SLAVF is about 50,000 volunteer combat officers and other ranks attached to various units and regiments of the Sri Lanka Army.