@Entity(name = "TemplateType")
@Audited(withModifiedFlag = true)
public static class TemplateType {
  @Id
  private Integer id;
  private String name;

  public Integer getId() {
    return id;
  }

  public void setId(Integer id) {
    this.id = id;
  }

  public String getName() {
    return name;
  }

  public void setName(String name) {
    this.name = name;
  }
}

@Entity(name = "Template")
@Audited(withModifiedFlag = true)
public static class Template {
  @Id
  private Integer id;
  private String name;
  @ManyToOne
  private TemplateType templateType;

  public Integer getId() {
    return id;
  }

  public void setId(Integer id) {
    this.id = id;
  }

  public String getName() {
    return name;
  }

  public void setName(String name) {
    this.name = name;
  }

  public TemplateType getTemplateType() {
    return templateType;
  }

  public void setTemplateType(TemplateType templateType) {
    this.templateType = templateType;
  }
}

List results = getAuditReader().createQuery().forEntitiesModifiedAtRevision( Template.class, revisionNumber )
  .traverseRelation( "templateType", JoinType.INNER )
  .addProjection( AuditEntity.selectEntity( false ) )
  .up()
  .add( AuditEntity.property( "templateType" ).hasChanged() )
  .getResultList();