The Sentence Diagram Generator visually represents the grammatical structure of the sentence: "For it is God who works in you both to will and to do for His good pleasure."

1. Main Clause: "it is God"

   • Subject: "God"
   • Predicate: "is"
   • Dummy Subject: "it"

2. Relative Clause: "who works in you both to will and to do for His good pleasure"

   • Subject: "who"
   • Predicate: "works"
   • Prepositional Phrase: "in you"
     • Object of the Preposition: "you"
   • Coordinating Conjunction: "both"
   • Infinitive Phrases: "to will" and "to do"
   • Prepositional Phrase: "for His good pleasure"
     • Object of the Preposition: "pleasure"
     • Possessive Pronoun: "His"

This structure can be visually diagrammed to illustrate the relationships between the components of the sentence.