彼らが結婚したことは間違いないことだ。

Sentence Analyzer

彼らが結婚したことは間違いないことだ。

English Translation

There can be no doubt about their marriage.

Furigana

彼(かれ)らが結婚(けっこん)したことは間違(まちが)いないことだ。

Romanji

Karera ga kekkonshita koto wa machigainai koto da.

Words

彼ら (かれら)

they (usually male); them

が (が)

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

結婚 (けっこん)

marriage

事 (こと、こん)

thing; matter; incident; occurrence; event; something serious; trouble; crisis; circumstances; situation; state of affairs; work; business; affair; after an inflectable word, creates a noun phrase indicating something the speaker does not feel close to; nominalizing suffix; pretending to ...; playing make-believe ...; alias; aka; nickname; alternative name; also known as

は (は)

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

間違い (まちがい)

mistake; error; blunder; accident; mishap; trouble; improper conduct (e.g. between man and woman); indiscretion

だ (だ)

be; is; indicates past or completed action; indicates light imperative