彼は新ビルの設計を始めた

N5 彼 kare he N4 ビル biru building N3 設計 sekkei design, plan, blueprint N5 始め hajime beginning, start

N3 彼 hi / kare, kano, ka.no he, that, the N4 新 shin / atara.shii, ara.ta, ara-, nii- new, nouveau, nuevo N2 設 setsu / mou.keru establishment, provision, prepare N4 計 kei / haka.ru, haka.rau plot, plan, scheme N4 始 shi / haji.meru, -haji.meru, haji.maru commence, begin, commencer

N4 〜始める hajimeru Indicates the beginning of an action or process, attaches to the verb stem, means start doing N5 〜を o Marks the direct object of an action, appears before the verb, shows what receives the 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