{
    item = {
        class = EOFetchSpecification; 
        entityName = FSItem; 
        fetchLimit = 0; 
        isDeep = YES; 
        qualifier = {
            class = EOKeyValueQualifier; 
            key = parent; 
            selectorName = "isEqualTo:"; 
            value = {"_key" = parent; class = EOQualifierVariable; }; 
        }; 
    }; 
}