子供達は一列になって二階にあがっていった。

Sentence Analyzer

子供達 なって あがっていった

English Translation

The children went upstairs in single file.

Furigana

子供達(こどもたち)(いち)(れつ)になって()(かい)にあがっていった。

Romanji

Kodomotachi wa ichi retsu ni natte ni kai ni agatteitta.

Words

子供達 (こどもたち)
children
()
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
(いち)
one; best; first; foremost; beginning; start; bottom string (on a shamisen, etc.)
(れつ)
queue; line; row; column; sequence; string; train
()
at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although
成る (なる)
to become; to get; to grow; to be; to reach; to attain; to result in; to prove to be; to consist of; to be composed of; to succeed; to be complete; to change into; to be exchanged for; to play a role; to be promoted; to do ...
(に、ふた、ふ、ふう)
two
(かい)
storey; story; floor; stairs; stage (in chronostratigraphy); counter for storeys and floors of a building
上がる (あがる)
to rise; to go up; to come up; to ascend; to be raised; to enter (esp. from outdoors); to come in; to go in; to enter (a school); to advance to the next grade; to get out (of water); to come ashore; to increase; to improve; to make progress; to be promoted; to advance; to be made (of profit, etc.); to occur (esp. of a favourable result); to be adequate (to cover expenses, etc.); to be finished; to be done; to be over; (of rain) to stop; to lift; to stop (working properly); to cut out; to give out; to die; to win (in a card game, etc.); to be arrested; to turn up (of evidence, etc.); to be deep fried; to be spoken loudly; to get stage fright; to be offered (to the gods, etc.); to go; to visit; to eat; to drink; to be listed (as a candidate); to serve (in one's master's home); to go north; indicates completion

Kanji

Readings: シ、 ス、 ツ、 こ、 -こ、 ね
Meanings: child, sign of the rat, 11PM-1AM, first sign of Chinese zodiac
Readings: キョウ、 ク、 クウ、 グ、 そな.える、 とも、 -ども
Meanings: submit, offer, present, serve (meal), accompany
Readings: タツ、 ダ、 -たち
Meanings: accomplished, reach, arrive, attain
Readings: イチ、 イツ、 ひと-、 ひと.つ
Meanings: one, one radical (no.1)
Readings: レツ、 レ
Meanings: file, row, rank, tier, column
Readings: ニ、 ジ、 ふた、 ふた.つ、 ふたたび
Meanings: two, two radical (no.2)
Readings: カイ、 きざはし
Meanings: storey, stair, counter for storeys of a building