彼らの成功は、彼らの勤勉さと大いに関係がある。

Sentence Analyzer

English Translation

Their success has a lot to do with their diligence.

Furigana

彼(かれ)らの成功(せいこう)は、彼(かれ)らの勤勉(きんべん)さと大(おお)いに関係(かんけい)がある。

Romanji

Karera no seikō wa, karera no kinbensa to ōini kankei ga aru.

Words

彼ら (かれら)

they (usually male); them

の (の)

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

成功 (せいこう)

success; hit

は (は)

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

勤勉 (きんべん)

diligent; industrious

と (と)

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

大いに (おおいに)

very; much; greatly; a lot of

関係 (かんけい)

relation; relationship; connection; participation; involvement; concern; influence; effect; sexual relations; sexual relationship; related to ...; connected to ...

が (が)

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

有る (ある)

to be (usu. of inanimate objects); to exist; to live; to have; to be located; to be equipped with; to happen; to come about