というのは彼女が彼の能力を信頼していたからである。

Sentence Analyzer

English Translation

It was because she had faith in his capabilities.

Furigana

というのは彼女(かのじょ)が彼(かれ)の能力(のうりょく)を信頼(しんらい)していたからである。

Romanji

Toiu no wa kanojo ga kare no nōryoku o shinraishiteita kara de aru.

Words

と言う (という、とゆう)

called; named; as many as; as much as; all X; every X

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

は (は)

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

彼女 (かのじょ)

she; her; her; girlfriend; sweetheart

が (が)

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

彼 (かれ)

he; him; his; boyfriend

能力 (のうりょく)

ability; faculty

を (を)

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.

信頼 (しんらい)

reliance; trust; faith; confidence

から (から)

from (e.g. time, place, numerical quantity); since; from (originator); by; because; since; out of (constituent, part); through (e.g. window, vestibule); after; since

だ (だ)

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

或 (ある)

a certain ...; some ...