Given a sentence, generate a new sentence by performing small changes on the sentence. Here, make sure that the changes are semantically related and syntactically similar to the input. And the generated sentence should have high commonsense plausibility, that is to have reasonable probability of it being true.

The church ceremony starts with a formal procession.
The church house starts with a formal morning .

A grain of card is made of the same substance as a character chip .
A grain of sand is made of the same substance as a computer chip.

The president can govern the nation.

The president can form the force .