Rewrite the following sentences in the ways instructed:
(i) They held a trial. They condemned him to death.
(Rewrite using 'which'.)
(ii) But he refused to do so.
(Rewrite using a gerund.)
(iii) Plato wrote many books.
(Rewrite using the past perfect tense.)
They held a trial in which they condemned him to death.
Plato had written many books.