父(ちち) chichiが ga花(はな) hanaに ni水(みず)を()や()る() mizuwoyaruの noを o手(て)伝(つだ)っ()た() tetsudatta。 I helped my father water the flowers. Literal Father [subject-が] flowers [to-に] water [object-を] give [nominalizer-の] [object-を] helped. ~のを手伝った nominalizes the action ('father watering the flowers') and marks it as what was helped with. 水をやる ('to give water / to water') uses the casual やる. familygardeningnominalizer の
父(ちち) chichiが ga花(はな) hanaに ni水(みず)を()や()る() mizuwoyaruの noを o手(て)伝(つだ)っ()た() tetsudatta。 I helped my father water the flowers. Literal Father [subject-が] flowers [to-に] water [object-を] give [nominalizer-の] [object-を] helped. ~のを手伝った nominalizes the action ('father watering the flowers') and marks it as what was helped with. 水をやる ('to give water / to water') uses the casual やる. familygardeningnominalizer の