# Relationship In a social graph, each individual is represented by a node while the relationship between them is represented by edges. The edges are important, for they describe human interactions. P2P and Grouping relationships are two basic relationship types. A grouping relationship connects multiple nodes via a third-party node. Relation Protocol defines to modules for Relationship: * follow module: build a single-direction peer to peer relationship * dao module: build a grouping relationship connecting multiple nodes through a DAO --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://relationlabs.gitbook.io/protocol/contract-open-standard/relationship.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.