$3.$ Take any $2$ entities from the Use Cases and list attributes. Recommend using a Concept Mapping model for this step, but not required.

$$ To simplify your entities, look at entities $($and attributes$)$ which can be related in multiple ways:

o There are many children to track

o A child can have one or more vaccinations

o Providers can give one or more vaccinations

o A vaccination is performed by one provider

o Child has only one parent or guardian that we will keep track of