I need help drawing the diagram with the crow's foot relations like stated

Design an E-R diagram in the Crow's Foot model for a real estate firm that lists property for sale: . Specify: Entities, their attributes, primary key, and foreign keys; Relationships and their descriptive attributes (if such exist); Decompose all many to many relationships, if any; If found, replace any multi-valued attributes and composite attributes appropriately. The business rules of the real estate firm are as follows: O O o The firm has a number of sales offices in several states. O Each sales office is assigned one or more employees. Attributes of employees include ID and name. An employee must be assigned to only one sales office. For each sales office, there is always one employee assigned to manage that office. An employee may manage only the sales office to which he is assigned. The firm lists property for sale. Attributes of property include ID and location. Components of location include address, city, state, and Zip_code. o Each unit of property must be listed with at least one of the sales offices. A sales office may have any number of properties listed, or may have no properties listed. Each unit of property has one or more owners. An owner may own one or more units of property. An attribute of the relationship between property and owner is Percent Owned. O