彼らの名前はトムとケンです。

they (usually male); them

indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question

name; full name; given name; first name

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

to be rich; to become rich; to be abundant (with); to abound (with); to be rich (in)

if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)

tendon

be; is