LAB01 Your work must not involve copying and pasting from external sources or other students. Avoid sharing answers that are not your own. Failure to adhere to the guidelines will result in receiving a grade of zero. NO hand-drawn diagram -15 cardinality min or max incorrect -2.5 missing relationship -10 missing entities -5 incorrect identification of entity or relationship -2.5 missing/incorrect notation -10 1. Please draw an entity relationship diagram, given the following description. You must use draw.io or visio for data modeling. You must use proper notations for entities, attributes, and relationships. ** Download this file as a word doc and insert your diagram as an image for submission ● A piano manufacturer wants to keep track of all the pianos it makes individually. Each piano has an identifying serial number and a manufacturing completion date. Each instrument(pian0) represents exactly one piano model, all of which have an identification number and a name. In addition, the company wants to maintain information about the designer of the model. Over time, the company often manufactures thousands of pianos of a certain model, and the model design is specified before any single piano exists ● A piano manufacturer employs piano technicians who are responsible for inspecting the instruments before they are shipped to the customers. Each piano is inspected by at least two technicians (identified by their employee number). For each separate inspection, the company needs to record its date and a quality evaluation grade. 2. Please write business rules(statements) that can describe the following entity relationship diagrams. Make sure your description covers details, including types of entities, types of attributes and cardinality of relationship.