Complex sentence: Waidyaratne was educated at S. Thomas' College, Mt Lavinia Sri Lanka which he represented in 1st XV Rugby (scoring the match winning try afgainst Trinity College in the Canon RS de Saram Trophy encounter in 1975), Hockey and Cricket.
Split into simpler sentences: Waidyaratne was educated at S. Thomas' College, Mt Lavinia Sri Lanka. Waidyaratne represented the school in 1st XV Rugby (scoring the match winning try against Trinity College in the Canon RS de Saram Trophy encounter in 1975), Hockey and Cricket.