neo4j duplicate, symmetric results

main.go

func findLovers() {
	stmt := `
		MATCH
			(u1:User)-[:LOVES]->(u2:User)-[:LOVES]->(u1)
		WHERE u1.name <= u2.name  // <- THIS WAS MISSING
		RETURN u1.name, u2.name
		ORDER BY u1.name, u2.name
	`

	res := []struct {
		LoverA string `json:"u1.name"`
		LoverB string `json:"u2.name"`
	}{}

	// construct query
	cq := neoism.CypherQuery{
		Statement:  stmt,
		Parameters: nil,
		Result:     &res,
	}

	// execute query
	err := db.Cypher(&cq)
	panicErr(err)

	fmt.Println("Lovers:")
	if len(res) > 0 {
		for _, n := range res {
			fmt.Printf("  %s \u2661 %s\n", n.LoverA, n.LoverB)
		}
	} else {
		fmt.Println("No results found")
	}
}

// Results:
Lovers:
  Joe ♡ Maria
  Maria ♡ Joe