According to Korean English grammar books, nouns that ends with "thing", such as something, anything, generally take "that" as a relative pronoun.
But does that mean that "something which" is not preferred? If so, are there any rules?
It is not just the newness of contemporary literature that makes it different, but also the context in which it is written and received, something which gives it a very interesting edge over the literature of the past. (excerpt)
In the sentence, "something which" is used because "which" can be used as non-restrictive, but "that" cannot be used so?