何かがあって彼は約束を守る事が出来なかった。

Sentence Analyzer

あって 約束 守る 出来なかった

English Translation

Something happened and he couldn't keep his promise.

Furigana

(なに)かがあって(かれ)約束(やくそく)(まも)(こと)出来(でき)なかった。

Romanji

Nani ka ga atte kare wa yakusoku o mamoru koto ga dekinakatta.

Words

(なに、なん)
what; how many; you-know-what; that; whatsit; what's the expression; what do you call them; what?; hey!
()
indicates a question (sometimes rhetorical); or; whether or not; some- (e.g. something, someone); indicates doubt, uncertainty, etc.; emphatic prefix; suffix forming adjectives or adverbs; in that way
()
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
(かれ)
he; him; his; boyfriend
()
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
約束 (やくそく)
promise; agreement; arrangement; one's word; contract; pact; appointment; engagement; date; convention; rule; destiny; fate
()
indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.
守る (まもる)
to protect; to guard; to defend; to keep (i.e. a promise); to abide (by the rules); to observe; to obey; to follow
(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
出来る (できる)
to be able (in a position) to do; to be up to the task; to be ready; to be completed; to be made; to be built; to be good at; to be permitted (to do); to become intimate; to take up (with somebody); to grow; to be raised; to become pregnant

Kanji

Readings: カ、 なに、 なん、 なに-、 なん-
Meaning: what
Readings: ヒ、 かれ、 かの、 か.の
Meanings: he, that, the
Readings: ヤク、 つづ.まる、 つづ.める、 つづま.やか
Meanings: promise, approximately, shrink
Readings: ソク、 たば、 たば.ねる、 つか、 つか.ねる
Meanings: bundle, sheaf, ream, tie in bundles, govern, manage, control
Readings: シュ、 ス、 まも.る、 まも.り、 もり、 -もり、 かみ
Meanings: guard, protect, defend, obey
Readings: ジ、 ズ、 こと、 つか.う、 つか.える
Meanings: matter, thing, fact, business, reason, possibly
Readings: シュツ、 スイ、 で.る、 -で、 だ.す、 -だ.す、 い.でる、 い.だす
Meanings: exit, leave, go out, come out, put out, protrude
Readings: ライ、 タイ、 く.る、 きた.る、 きた.す、 き.たす、 き.たる、 き、 こ
Meanings: come, due, next, cause, become