Create an entity−$-$relationship diagram ($($ERD)$)$ for a Tennis League's business environment.

The league needs to store information about teams, coaches, and players.

Key team details include a unique team number, name, city, and manager's name.

Coaches have a unique name within their team and a telephone number. Coaches also possess work experience units, specifying the type and duration. Players have a unique league−$-$wide player number, name, and age. A coach can have multiple units of work experience associated with them.

Teams have one or more coaches, each working exclusively for one team.

A player can be on multiple teams with details such as the number of years played on a team, and a team can have multiple players.