両(りょう)親(しん) ryoushinは wa彼(かれ) kareを o静(しず)め()る() shizumeruの noに ni成(せい)功(こう)し()た() seikoushita。 The parents managed to calm him down. Literal Parents [topic-は] him [object-を] calm [purpose-のに] succeeded. ~のに成功する means 'to succeed in doing X' — のに marks the purpose. 静める (to calm/quiet someone) is a transitive verb, paired with its intransitive form 静まる (to calm down on its own). familyemotions~のに (for the purpose of)
両(りょう)親(しん) ryoushinは wa彼(かれ) kareを o静(しず)め()る() shizumeruの noに ni成(せい)功(こう)し()た() seikoushita。 The parents managed to calm him down. Literal Parents [topic-は] him [object-を] calm [purpose-のに] succeeded. ~のに成功する means 'to succeed in doing X' — のに marks the purpose. 静める (to calm/quiet someone) is a transitive verb, paired with its intransitive form 静まる (to calm down on its own). familyemotions~のに (for the purpose of)