The Sentence Diagram Generator visually represents the sentence "Whenever Mr. Evans arrives, call me on my cell phone." as follows:

1. Main Clause: "call me on my cell phone"

   • Subject: "you" (implied)
   • Verb: "call"
   • Direct Object: "me"
   • Prepositional Phrase: "on my cell phone"
     • Preposition: "on"
     • Object of the Preposition: "phone"
     • Adjective: "my"

2. Subordinate Clause: "Whenever Mr. Evans arrives"

   • Subordinating Conjunction: "Whenever"
   • Subject: "Mr. Evans"
   • Verb: "arrives"

The diagram visually connects the subordinate clause to the main clause, indicating the relationship between the two.