Rule reminder

Summary of all relative pronouns: 'che' (subject/direct object); 'cui' after preposition; 'il/la/i/le quale/i' formal alternative to che/cui; 'il cui/la cui/i cui/le cui' for possession; 'chi' = colui/coloro che (free relative, person); 'quanto' = tutto quello che (free relative, idea/thing); 'dove/quando' = place/time relative adverbs.