1. Jagath died on 11 April , 1981 from a heart attack shortly after his son Santha drowned under mysterious circumstances in a swimming pool .
2. Shortly after his son , Jagath , drowned in a swimming pool under mysterious circumstances , he died of a heart attack on 11 April 1981 .

no

1. In 1961 , the college moved to Dorsey Avenue , and in 1968 moved to its present location , in Rossville .
2. In 1961 , the college moved to Dorsey Avenue , and in 1968 it moved to its present location in Rossville .

yes

1. Although it is being developed in Singapore , it is used commercially mainly in Europe .
2. Although being developed in Europe , it is mainly used commercially in Singapore .
no