Complex sentence: As the RCT closed in at Joigny on 21 February, the RCT was dissolved the 460th became part of the 13th Airborne Division Artillery and the 596th Engineers were merged with Company B, 129th Airborne Engineer Battalion.
Split into simpler sentences: As the RCT closed in at Joigny on 21 February, the RCT was dissolved. The 460th became part of the 13th Airborne Division Artillery and the 596th Engineers were merged with Company B, 129th Airborne Engineer Battalion.