« first day    last day (17 days later) » 

01:01
For some people the sentence is not OK.
Many people wouldn't use the 'reduced' if the verb is in the past tense.
* reduced version
 
8 hours later…
09:15
I already marked your answer as a correct one :)
Again, about the question; what if I change "the baby" into a name, Clare, would it still be correct when omitting the pronoun?
The sentence now would initially be "Clare who is sleeping in the couch is Mike's son." instead of "The baby who is sleeping in the couch is Mike's son.".
And do you think if "The baby who is sleeping in the couch is Mike's son." may need commas?
"The baby, who is sleeping in the couch, is Mike's son."
09:46
Sorry, I think it would be the other way around.
Forget about those above. LOL
Again, about the question; what if I change "the baby" into a name, Clare, would it still be correct when omitting the pronoun?
The sentence now would initially be "Clare, who is sleeping in the couch, is Mike's son." instead of "The baby who is sleeping in the couch is Mike's son.".
What I really mean here is those relative clauses in both Clare sentence and The baby sentence are not that equivalent.

"Clare, who is sleeping in the couch, is Mike's son." needs commas since its relative clause is a non-defining clause.

BUT

"The baby who is sleeping in the couch is Mike's son." doesn't need a comma since its relative clause is a defining clause.
And from what I've read, it says we can't omit the pronoun of the non-defining clause, except when the pronoun comes with a verb "be".
Here is my references.
And l'm trying to summarise all these rules in this post.
1
Q: Omissions of relative pronouns

hbtpoprockWe can omit relative pronoun when: The relative clause is non-defining clause, and the pronoun is the subject of the relative clause with the verb "be" (NOT verb to be). My mother, who is an excellent cook, is thinking of opening a restaurant. My mother, an excellent cook, is t...

But it's on another platform, ELL.

« first day    last day (17 days later) »