Complex sentence: With the Wallaby team, Mortlock was instrumental in the famous Bledisloe and Tri-Nation Series'Victories of 2000-he will be remembered for his sideline penalty goal in 2000 against South Africa in Durban to win Australia's first Tri Nations crown.
Split into simpler sentences: With the Wallaby team, Mortlock was instrumental in the famous Bledisloe and Tri-Nation Series'Victories of 2000. He scored a sideline penalty goal in 2000 against South Africa in Durban to win Australia's first Tri Nations crown.