それが土曜だったか日曜だったか忘れました。

Sentence Analyzer

それ 土曜 だった 日曜 だった 忘れました

English Translation

I've forgotten whether it was Saturday or Sunday.

Furigana

それが土曜(どよう)だったか日曜(にちよう)だったか(わす)れました。

Romanji

Sore ga doyō datta ka nichiyō datta ka wasuremashita.

Words

其れ (それ)
that (indicating an item or person near the listener, the action of the listener, or something on their mind); it; that time; then; there (indicating a place near the listener); you
()
indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
土曜 (どよう)
Saturday
()
be; is; indicates past or completed action; indicates light imperative
()
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
日曜 (にちよう)
Sunday
忘れる (わすれる)
to forget; to leave carelessly; to be forgetful of; to forget about; to forget (an article)

Kanji

Readings: ド、 ト、 つち
Meanings: soil, earth, ground, Turkey
Reading: ヨウ
Meaning: weekday
Readings: ニチ、 ジツ、 ひ、 -び、 -か
Meanings: day, sun, Japan, counter for days
Readings: ボウ、 わす.れる
Meaning: forget