Complex sentence: Shortly after 1971, JB Youngs made yet another acquisition, this time taking over the Charles Rogers & Sons, retail store which was located in East Row, in Canberra's main business district.
Split into simpler sentences: Shortly after 1971, JB Youngs made yet another acquisition, this time taking over Charles Rogers & Sons. Roger's was a retail store which was located in East Row, in Canberra's main business district.