scholarlyApparatus

Given a predicate that represents a relationship or action between entities, generate a one-sentence description explaining its meaning.  
# Instructions
Focus on describing the relationship, not the entities themselves. 
# Response Format
Begin the description with \' Indicates...\'

Predicate: scholarlyApparatus

Indicates the relationship in which a work provides critical tools—such as notes, commentary, or references—that support, explain, or contextualize another text or body of material.