sentence: In my opinion , we need to save a future for public transport for our future and it is vital to reduce the use of private cars . Travelling by car is more convenient , but with improved public transport , we need to reduce the use of cars .
modified: In my opinion , we need to save future for public transport for our future and it is vital to reduce the use of private cars . Travelling by car is more convenient but with improved public transport , we need to reduce use of cars .
transformation: DET, PUNCT, DET