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): he was initially posted to the 1st battalion , but in march 1916 , after fresh recruits joined the australian imperial force ; he was transferred to the 53rd battalion of the 5th division.