1. The plaintiffs' appeal is dismissed.

2. The costs of appeal are assessed against the Plaintiffs.

Purport of claim and appeal

The first instance court.

1. The reasons for the court's explanation of this case are as follows: "Plaintiff C" in the judgment of the court of first instance; "AA Party" in the judgment of the court of first instance shall be deemed as "C"; "A Party" in the first instance shall be deemed as "Y Party"; "B Party" in the second instance shall be deemed as "Y Party"; "B Party" in the last 29 shall be deemed as "B Party"; "Evidence submitted by the plaintiffs" in the first 10th 30th 10th 10th 10th 10th 10th 10th 20th 20th 200 as "Evidence by the witness of the court of first instance"; therefore, it shall be

2. In conclusion, the plaintiffs' claim should be dismissed as it is without merit. The judgment of the court of first instance is just in conclusion, and the plaintiffs' appeal is dismissed. It is so decided as per Disposition.