父(ちち) chichiの no死(し)後(ご) shigo彼(かれ) kareは wa独(どく)学(がく) dokugakuし shiなければならなかった nakerebanaranakatta。 After his father's death, he had to study on his own. Literal Father's death-after he [topic-は] self-study do-must was. 死後 (しご) = 'after death.' 独学する means 'to self-study / teach oneself.' ~しなければならなかった is the past form of the obligation pattern. deathfamilyeducation~なければならない (must)
父(ちち) chichiの no死(し)後(ご) shigo彼(かれ) kareは wa独(どく)学(がく) dokugakuし shiなければならなかった nakerebanaranakatta。 After his father's death, he had to study on his own. Literal Father's death-after he [topic-は] self-study do-must was. 死後 (しご) = 'after death.' 独学する means 'to self-study / teach oneself.' ~しなければならなかった is the past form of the obligation pattern. deathfamilyeducation~なければならない (must)