ジョンが中古車を買ったのは先週であった。
Sentence Analyzer
English Translation
It was last week that John bought a second-hand car.
Furigana
ジョンが中古車 を買 ったのは先週 であった。
Romanji
Jon ga chūkosha o katta no wa senshū de atta.
Words
が
(が)
indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
中古車
(ちゅうこしゃ)
used car; secondhand car
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.
買う
(かう)
to buy; to purchase; to value; to have a high opinion; to stir; to provoke
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
先週
(せんしゅう)
last week; the week before
だ
(だ)
be; is; indicates past or completed action; indicates light imperative
或
(ある)
a certain ...; some ...