その経験は役に立ちました。

N5 その sono that, that one near listener

N3 経 kei, kyou, kin / he.ru, ta.tsu, tateito, haka.ru, nori sutra, longitude, pass thru N4 験 ken, gen / akashi, shirushi, tame.su, tameshi verification, effect, testing N3 役 yaku, eki duty, war, campaign N4 立 ritsu, ryuu, rittoru / ta.tsu, -ta.tsu, ta.chi-, ta.teru, -ta.teru, ta.te-, tate-, -ta.te, -da.te, -da.teru stand up, rise, set up

N5 〜ます masu Used at the end of verbs, polite present or future form, makes the sentence more polite N4 〜し shi Indicates multiple reasons or qualities, connects clauses or adjectives, means besides that, and also N5 〜に ni Indicates destination, target, arrival point, specific time, or person receiving an action N5 〜の no Indicates possession, relation between nouns, nominal explanation, or turns a verb into a noun phrase N5 〜は wa Marks the topic of the sentence, indicates what the sentence is about, can contrast with another element, organizes main information