The Sentence Diagram Generator visually represents the grammatical structure of the sentence:

"Even though many outstanding contestants competed, the judges crowned my sister, who is only seventeen, as the winner."

1. Main Clause: "the judges crowned my sister"

   • Subject: "the judges"
   • Verb: "crowned"
   • Direct Object: "my sister"
   • Object Complement: "as the winner"

2. Subordinate Clause: "Even though many outstanding contestants competed"

   • Subordinating Conjunction: "Even though"
   • Subject: "many outstanding contestants"
   • Verb: "competed"

3. Relative Clause: "who is only seventeen"

   • Relative Pronoun: "who"
   • Verb: "is"
   • Subject Complement: "only seventeen"

The diagram would visually connect these components, illustrating the relationships between the clauses and their respective parts of speech.