add example to a sentence that's hard to parse

Author: schultzdavid

doc/Language/list.rakudoc

@@ -748,7 +748,7 @@ as a courtesy to their users:
 =item Use L<C<Slip>|/type/Slip>s when you want to always merge with surrounding lists.
 =item Use non-itemized lists when you want to make it easy for the user to flatten.
 =item Use itemized lists to protect things the user probably will not want flattened.
-=item Use L<C<Array>|/type/Array>s as non-itemized lists of itemized lists, if appropriate.
+=item Use L<C<Array>|/type/Array>s as non-itemized lists of itemized lists, if appropriate. (E.g. C<[$(1,2), $(3,4)]>.)
 =item Use L<C<Array>|/type/Array>s if the user is going to want to mutate the result without copying it first.
 
 The fact that all elements of an array are itemized (in L<C<Scalar>|/type/Scalar>