Reduced Relative Clause

English 1b3Grapes are acidic, some more than others.
is the above reduced from the rel. clause below?
Grapes are acidic, some of which are more acidic than others.

I don't think so. The second sentence is ungrammatical.

English 1b3Are these acceptable versions also?
How would you write it?
a. Grapes are acidic, some mor

Hi, Mr Wordy

Grapes are acidic, some more than others

What type of phrase is this then?

Or would you say it is an ellipted main clause? (some grapes are more acidic than others)

Are you happy with the sentence?

Mr Wordy feel I want to change the commas to dashes

Interesting. I've always thought that a dash can be used

English 1b3Grapes are acidic, some more than others
What type of phrase is this then?
Or would you say it is an ellipted main clause? (some grapes are more acidic than others)

Yes, to me, it is a shorthand way of saying "Grapes are acidic, and some grapes are more acidic than others". I detect a hint of a theoretical problem about connecting the two wi

Yes, I heard someone say the original, with no 'and', but of course in speech such minor errors are frequently overlooked.

Would you say this one is a reduced relative clause, however, and not an ellipted main clause?

I have suffered four cases of abdominal pain, one severe enough to send me into hospital

English 1b3Yes, I heard someone say the original, with no 'and', but of course in speech such minor errors are frequently overlooked.

I'm not sure that many would consider it an error (even a minor one), even in writing. I think it's more a theoretical nicety.

English 1b3Would you say this one is a reduced relative clause, howeve