Convert the following textual description to an entity$-$relationship diagram in UML notation. Please spend time differentiating between entities, attributes, relationships and values of attributes. If you are identifying a strong entity $-$ make sure you identify a primary key for it$.$ You are not required to use superclass$/$subclass hierarchy for any of these problems, but may choose to do so if you wish. Remember, weak entities do not have a primary key. You are not required to use superclass$/$subclass hierarchy for any of these problems, but may choose to do so if you wish.

A spice jar has a unique spice name, the weight of the spice, a color of the spice and a flavor for the spice. A spice jar is located on a pantry shelf in one specific location. A pantry shelf has a unique shelf number as well as the date when it was last cleaned. A spice jar is placed in a specific shelf location. A shelf can store $0$ to many spice jars. A spice jar is located on $1$ specific shelf on one specific location on one specific shelf..