出火したのは職員が帰宅した後に違いない。

Sentence Analyzer

出火した の は 職員 が 帰宅した 後に 違いない 。

English Translation

The fire must have broken out after the staff had gone home.

Furigana

出火(しゅっか)したのは職員(しょくいん)が帰宅(きたく)した後(のち)に違(ちが)いない。

Romanji

Shukkashita no wa shokuin ga kitakushita nochini chigainai.

Words

出火 (しゅっか)

outbreak of fire

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

職員 (しょくいん)

staff member; personnel

が (が)

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

帰宅 (きたく)

returning home

後に (のちに)

later on; subsequently; by and by; after a while

違い (ちがい)

difference; discrepancy

Kanji

出

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

火

Readings: カ、 ひ、 -び、 ほ-

Meaning: fire

職

Readings: ショク、 ソク

Meanings: post, employment, work

員

Reading: イン

Meanings: employee, member, number, the one in charge

帰

Readings: キ、 かえ.る、 かえ.す、 おく.る、 とつ.ぐ

Meanings: homecoming, arrive at, lead to, result in

宅

Reading: タク

Meanings: home, house, residence, our house, my husband

後

Readings: ゴ、 コウ、 のち、 うし.ろ、 うしろ、 あと、 おく.れる

Meanings: behind, back, later

違

Readings: イ、 ちが.う、 ちが.い、 ちが.える、 -ちが.える、 たが.う、 たが.える

Meanings: difference, differ