2. _Which_ is applied to animals and to things without life; as This is
the deer _which_ he shot. I want the pen _which_ you have.
3. _That_ is applied to persons, to animals, and to things; as, This is
the lady _that_ was hurt. Here is the knife _that_ I found.
4. _What_ does not have its antecedent expressed; as, I know _what_
[that which] you require.
5. When _as_ is used as a relative it is generally preceded by _such_;
as, We are such stuff _as_ dreams are made on.
6. When _but_ is used as a relative it has a negative force, equivalent
to _that not_; as,
There is no fireside, howsoe’er defended,
_But_ has one vacant chair.
_Note._—Some relative clauses add another fact to the
antecedent; as, He owns a farm, _which he was given by his
uncle_.
Other relative clauses restrict the meaning of the antecedent;
as, The boy _that works_ succeeds.
_Who_ and _which_ are declined as follows:—