彼の失敗は不注意によるものだ。

Sentence Analyzer

失敗 注意 による もの

English Translation

His failure resulted from his carelessness.

Furigana

(かれ)失敗(しっぱい)()注意(ちゅうい)によるものだ。

Romanji

Kare no shippai wa fu chūi niyoru mono da.

Words

(かれ)
he; him; his; boyfriend
()
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
失敗 (しっぱい)
failure; mistake; blunder
()
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
()
un-; non-; negative prefix
注意 (ちゅうい)
caution; being careful; attention (heed); warning; advice
に依る (による)
by means of; due to; because of; according to
(もの、もん)
person
()
be; is; indicates past or completed action; indicates light imperative

Kanji

Readings: ヒ、 かれ、 かの、 か.の
Meanings: he, that, the
Readings: シツ、 うしな.う、 う.せる
Meanings: lose, error, fault, disadvantage, loss
Readings: ハイ、 やぶ.れる
Meanings: failure, defeat, reversal
Readings: フ、 ブ
Meanings: negative, non-, bad, ugly, clumsy
Readings: チュウ、 そそ.ぐ、 さ.す、 つ.ぐ
Meanings: pour, irrigate, shed (tears), flow into, concentrate on, notes, comment, annotate
Reading: 
Meanings: idea, mind, heart, taste, thought, desire, care, liking