ALFONSO SINGSON CORTAL, JUANITO SINGSON CORTAL, NENITA CODILLA, GENEROSO PEPITO LONGAKIT, PONCIANA BATOON, AND GREGORIA SABROSO, PETITIONERS, VS. INAKI A. LARRAZABAL ENTERPRISES, REPRESENTED BY INAKI P. LARRAZABAL, JR., THE HONORABLE REGIONAL DIRECTOR, REGIONAL OFFICE NO. VIII, TACLOBAN CITY AND THE HONORABLE SECRETARY, DEPARTMENT OF AGRARIAN REFORM, QUEZON CITY IN HIS CAPACITY AS CHAIRMAN OF THE DEPARTMENT OF AGRARIAN REFORM ADJUDICATION BOARD (DARAB), RESPONDENTS