Task: Text Simplification
Input (English): after initially being posted to the 1st battalion , in march , 1916 he was transferred to the 53rd battalion , which was part of the 5th division , when the australian imperial force was reinforced with fresh recruits from australia.
Output (English): when australian imperial force was reinforced with fresh recruits from australia ; he got transferred from 1st battalion to the 53rd which was part of the 5th division.