1. All appeals by the plaintiff and the plaintiff succeeding intervenor and claims by the plaintiff succeeding intervenor expanded in the trial.

The reasoning for this Court’s explanation is the same as that for the judgment of the court of first instance, and such reasoning is cited in accordance with the main sentence of Article 420 of the Civil Procedure Act.

Therefore, all of the claims of the plaintiff and the plaintiff succeeding intervenor are dismissed as they are without merit, and the judgment of the court of first instance is just, and the appeal by the plaintiff and the plaintiff succeeding intervenor are dismissed as they are without merit, and the claims of the plaintiff succeeding intervenor expanded in the trial are dismissed as they are groundless.