bemade-addons/bemade_sethy_configuration/data/partner_relations_data.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>
    <data noupdate="1"> <!-- noupdate="1" means the data won't be updated when the module is upgraded -->
        <record id="partner_relation_property" model="res.partner.relation.type">
            <field name="name">Owner</field>
            <field name="contact_type_left">p</field>
            <field name="partner_category_left" ref="bemade_sethy_configuration.partner_tag_owner"/>
            <field name="name_inverse">Property</field>
            <field name="contact_type_right" ref="bemade_sethy_configuration.partner_tag_property"/>
            <field name="partner_category_right">c</field>
        </record>
    </data>
</odoo>