DEPRA V. DUMLAO
136 SCRA 475
Dumlao owned a land adjacent to Depra. Upon his construction of a house, it encroached on the land of Depra. An unlawful detainer case was filed against him. A case to quiet title was also instituted wherein Depra was held to be the owner of the land.
Res judicata doesn't apply wherein the first case was for ejectment and the other was for quieting of title.