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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
some of which were
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "some of which were" is correct and usable in written English.
You can use this phrase when you want to list items, and then explain what happened to some of them. For example: "I had several books on my shelf, some of which were old and falling apart."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(14)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
Marc had various ideas, some of which were not possible.
News & Media
Bluepoints produced 15 million seeds last year, some of which were sold to other companies.
News & Media
There were long pauses between many of the pope's words, some of which were barely discernible.
News & Media
"We have discovered five fireplaces, some of which were closed up".
News & Media
They were selected from submissions to the page, some of which were solicited by the editors.
News & Media
The request was one of many made by the defense, only some of which were granted.
News & Media
The cans, some of which were stored under the bed, were starting to explode.
News & Media
There were universal accusations of bad faith, only some of which were justified.
News & Media
Agricultural villages grew into urban centers, some of which were in time ruled by local kings.
News & Media
They produced 10 turnovers in the first 24 minutes, some of which were unforced and clumsy.
News & Media
Quickly obsessed, he started making his own tracks, some of which were played on Rinse FM.
News & Media
Expert writing Tips
Best practice
When using "some of which were", ensure the antecedent is clearly defined to avoid ambiguity about what "which" refers to.
Common error
Avoid using "some of which were" if the noun it refers to is not immediately clear in the preceding sentence. This can cause confusion and make the sentence difficult to understand.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "some of which were" functions as a relative clause, specifically a non-defining relative clause, providing additional but non-essential information about a subset of a previously mentioned noun phrase. Ludwig AI confirms its grammatical correctness and usability.
Frequent in
News & Media
60%
Science
20%
Wiki
10%
Less common in
Encyclopedias
5%
Formal & Business
3%
Social Media
2%
Ludwig's WRAP-UP
In summary, "some of which were" is a versatile phrase used to add detail about a subset of a previously mentioned group. Ludwig AI confirms that it is grammatically correct and suitable for various contexts, particularly in news, science, and encyclopedia articles. While predominantly neutral to formal in tone, it’s crucial to ensure clarity in the antecedent to avoid confusion. Alternatives include "several of which were", "a few of which were", and "many of which were", depending on the desired emphasis on quantity.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
several of which were
Replaces "some" with "several", indicating a larger unspecified quantity but still less than all.
a few of which were
Replaces "some" with "a few", suggesting a smaller quantity.
many of which were
Emphasizes a larger proportion of the total compared to "some".
certain of which were
Highlights that specific items within the group met a particular condition.
various of which were
Indicates diversity within the subset, with different items having different attributes.
portions of which were
Focuses on parts of a whole rather than distinct items.
elements of which were
Highlights that components within something shared the same characteristics.
aspects of which were
Emphasizes particular facets or viewpoints shared by multiple units.
a number of which were
Indicates an unspecified, but notable quantity with similar traits.
examples of which were
Focuses on instances that share traits rather than parts or number.
FAQs
How can I use "some of which were" in a sentence?
Use "some of which were" to provide additional details about a portion of a group previously mentioned. For example, "I bought several books, "some of which were" signed by the author."
What's a good alternative to "some of which were"?
Alternatives include "several of which were", "a few of which were", or "many of which were" depending on the quantity you want to convey.
Is it better to use "some of which was" or "some of which were"?
Use "some of which was" when referring to a singular noun and "some of which were" when referring to a plural noun. For instance, "Some of the cake was eaten" versus "Some of the cookies were eaten."
What is the purpose of using "some of which were" in a sentence?
The purpose is to provide additional, non-essential information about a subset of items. It helps to elaborate on the initial statement without creating separate sentences.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested