This document provides an overview of diagramming sentences. It begins by explaining that diagramming shows the relationship between words in a sentence by placing the subject on the left side and the predicate on the right. Basic sentences are diagrammed with the subject above the line and verb below. Adjectives that modify nouns are placed under the noun on a slanted line. Adverbs that modify verbs are placed under the verb on a slanted line. Examples of diagramming various sentences are provided to demonstrate these concepts.