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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
a building which
Grammar usage guide and real-world examplesUSAGE SUMMARY
The part of a sentence 'a building which' is correct and usable in written English.
You can use it when introducing a building that has a specific quality or is used for a specific purpose. Example: The library is a building which provides a variety of books and resources for people in the community.
✓ Grammatically correct
News & Media
Wiki
Science
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
If your favourite band were a building, which building would it be?
News & Media
"It's a building which represents a husband and wife's relationship — about to collapse," Terai explained.
News & Media
You walk around a building which is split up into different floors and different areas.
News & Media
Here, Dimensions supports four men in a building which I had commissioned to their exact specifications.
News & Media
Talk story about a building which can be constructed in 48 hours, consisting of a concrete shell.
News & Media
He is working on a plan for redeveloping a building which he says "is going to be real baroque".
News & Media
In Shaldon, south Devon, Broadreach is a building which has used wood to superb effect both inside and out.
News & Media
The "unknown forces" ran into a building, which was surrounded by the troops who then called in an air strike.
News & Media
There is also a mosque nearby, a building which has been used as an Islamic court and a public market.
News & Media
"I wasn't prepared to risk firefighters' lives to extinguish a fire in a building which was pretty much lost anyway.
News & Media
"Recipient governments sometimes just like to see a building, which is visible in a way that capacity building isn't".
News & Media
Expert writing Tips
Best practice
Use "a building which" when providing additional, non-essential information about the building. If the information is essential to identify the building, use "that" instead of "which".
Common error
Avoid using "which" when the clause is essential to the sentence's meaning. "That" is more appropriate in such cases. For example, instead of saying "The building which has a red door is the one we want", say "The building that has a red door is the one we want."
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a building which" functions as a relative clause introducing additional information about a specific building. Ludwig AI confirms its correct usage in written English. This construction allows writers to provide details or characteristics of a building without making the information essential for identifying it.
Frequent in
News & Media
50%
Wiki
25%
Science
10%
Less common in
Formal & Business
5%
Reference
5%
Academia
5%
Ludwig's WRAP-UP
In summary, "a building which" is a grammatically sound phrase used to introduce non-essential information about a building. Ludwig AI confirms its validity. While frequently found in contexts like News & Media and Wiki, it maintains a neutral register suitable for various forms of writing. When deciding between "which" and "that", remember that "which" introduces additional, non-essential information, while "that" introduces information essential to identifying the building. Alternatives like "a structure that" or "a facility that" can add variety to your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
a structure that
Uses "that" instead of "which" as a relative pronoun.
a facility that
Replaces "building" with "facility" offering a slightly different nuance.
a complex that
Substitutes "building" with "complex" for larger structures.
a property that
Uses "property" instead of "building", referring to real estate.
a construction that
Replaces "building" with "construction", focusing on the act of building.
a residence that
Uses "residence" instead of "building" focusing on living accommodations.
an edifice that
Replaces "building" with the more formal "edifice".
a house that
Substitutes "building" with "house", specifying a residential structure.
a place that
Replaces "building" with "place", generalizing the location.
a space that
Uses "space" instead of "building", focusing on interior area.
FAQs
When should I use "a building that" instead of "a building which"?
Use "a building that" when the information in the clause is essential to identifying the specific building. "A building that has solar panels is energy-efficient" implies only buildings with solar panels are being discussed.
Is it always wrong to use "a building which" in a restrictive clause?
While "that" is generally preferred for restrictive clauses, using "which" is not always grammatically incorrect, especially in British English. However, for clarity and modern American English usage, stick to "that".
What are some alternatives to using the phrase "a building which"?
Depending on the context, consider using phrases like "a structure that", "a facility that", or "a property that" to avoid repetition or add nuance.
How can I improve the flow of my sentences using "a building which"?
Ensure the "which" clause provides additional, non-essential information. If the information is crucial, restructure the sentence or use "that". For example, instead of "This is a building which is very old", consider "This very old building..."
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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
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested