relationship definition for a relate field created using proper relationship

vardefs-relationship.php

<?php

       'accounts_related_user' => array(
            'lhs_module'        => 'Users',
            'lhs_table'         => 'users',
            'lhs_key'           => 'id',
            'rhs_module'        => 'Accounts',
            'rhs_table'         => 'accounts',
            'rhs_key'           => 'related_user_id',
            'relationship_type' => 'one-to-many',
        )