Pick 3 interesting entities for self-driving cars and draw a ER model

Pick 3 interesting entities for self-driving cars and draw a ER model. Do not use customers and sales as entities but rather technology they use. Provide domain specific attributes that are needed by the company as part of its data in order to conduct its business. Have two different types of relationships (1:1, 1:N, M:N). Provide a short description of what the entities/ attributes/ relationships men.