def findAllInfectedRelationships(tx):
    """
    Method that finds all INFECTED relationships in the data base
    :param tx: is the transaction
    :return: a list of relationships
    """
    query = (
        "MATCH (n1:Person)-[r:COVID_EXPOSURE]->(n2:Person) "
        "RETURN ID(n1) , r , r.date , r.name , ID(n2);"
    )
    results = tx.run(query).data()
    return results