1. The plaintiffs' claims are dismissed.

2. The costs of lawsuit are assessed against the plaintiffs.

1. History of the relevant land and the status of the plaintiffs

A. On June 30, 1911, T having resided in the Gyeonggi-gun Si, Gwangju-gun, was subject to the assessment of 664 square meters prior to U.S. on June 30, 191. The said land became 645 square meters in Gangdong-gu Seoul, Gangdong-gu, Seoul, and 1,550 square meters in W rivers.

(hereinafter referred to as "land of this case" shall be collectively referred to as "land of this case" without distinguishing before and after division, change of land category, etc., and individual land after division shall be referred only to as parcel number).

After that, the land in this case was closed on July 7, 1982 following the land readjustment project, etc. of X district executed by the Mayor of Seoul Special Metropolitan City from December 10, 1974 to July 7, 1982 by the Mayor of Seoul Special Metropolitan City.

C. Y filed a lawsuit for confirmation of ownership against the processed person on the ground that the land in this case was unregistered, and won the judgment, and filed a registration of ownership preservation in its own name on December 7, 1971.

Since then, in the name of Z on September 25, 1972, in the name of AA on May 23, 1973, each ownership transfer registration has been completed in the name of AB on August 5, 1973, and W land has been completed in the name of AC on the land.

(hereinafter referred to as "Y, etc." in total, each of the above registrants, including Y.

On April 7, 1976, the Republic of Korea filed a lawsuit against Y, etc. on the instant land to cancel the registration based on the ownership and received a judgment in favor of the Seoul District Court.

(75 Gohap640, hereinafter referred to as "related judgments") e.

The plaintiffs died on February 5, 1954 and succeeded to the property of AD, which is the family heir, and AD died on July 28, 1969 and the plaintiffs succeeded to the property rights in sequence, such as the statement of the shares in inheritance in attached Form 2, according to the statutory inheritance shares.

【Fact-finding without dispute over the ground for recognition】 Each entry in Gap's evidence of subparagraphs 1 through 14 (including each number in the case of additional number), the purport of the whole pleadings

2. The plaintiffs' assertion and judgment thereon

A. The plaintiffs.