How do i diagram this sentence What I really need from you is some sympathy.?

To diagram the sentence "What I really need from you is some sympathy," start with the main clause: "is some sympathy." The subject is "What I really need from you," which can be broken down further, with "I" as the main subject and "need" as the verb. The phrase "from you" serves as a prepositional phrase modifying "need," while "some sympathy" is the predicate nominative. Overall, the structure highlights the relationship between the subject and the complement.