Question: What is the most populous city in the country that contains Eastern Samar province?

Context articles: Eastern Samar State University
Northern Samar
Eastern Samar
Samar
Llorente, Eastern Samar
Samar (province)
Eastern Samar National Comprehensive High School
Philippines
Legislative district of Eastern Samar
Borongan

The Eastern Samar State University is a state university in the Philippines with main campus located in Borongan, Eastern Samar.
 It has satellite campus in Maydolong, Eastern Samar.
Northern Samar (Waray: "Norte san Samar" ; Cebuano: "Amihanang Samar" ; Filipino: "Hilagang Samar" ) is a province in the Philippines located in the Eastern Visayas region.
 Its capital is Catarman and is located at the northern portion of the island of Samar.
 Bordering the province to the south are the provinces of Samar and Eastern Samar.
 To the northwest, across the San Bernardino Strait is Sorsogon; to the east is the Philippine Sea and to the west is Samar Sea.
Eastern Samar (Waray-Waray: "Sidlangan nga Samar"; Cebuano: "Sidlakang Samar" ; Tagalog: "Silangang Samar" ) is a province in the Philippines located in the Eastern Visayas region.
 Its capital is the city of Borongan.
 Eastern Samar occupies the eastern portion of the island of Samar.
 Bordering the province to the north is the province of Northern Samar and to the west is Samar province.
 To the east lies the Philippine Sea, part of the vast Pacific Ocean, while to the south lies the Leyte Gulf.
Samar ( ) is the third largest island in the Philippines.
 Located in eastern Visayas, within central Philippines.
 The island is divided into three provinces: Samar province (the western two-fifths of the island of Samar), Northern Samar province, and Eastern Samar province.
 These three provinces, along with the provinces on the nearby islands of Leyte and Biliran are part of the Eastern Visayas region.
Llorente is a third class municipality in the province of Eastern Samar, Philippines.
 According to the ?
 , it has a population of people.
Samar, formerly named as Western Samar, is a province in the Philippines located on Samar Island in Eastern Visayas.
 Its capital is Catbalogan City.
 It is bordered by Northern Samar, Eastern Samar, Leyte and the Leyte Gulf, and includes several islands in the Samar Sea.
 Samar is connected to the island of Leyte via the San Juanico Bridge.
Eastern Samar National Comprehensive High School (ESNCHS) is located in Borongan City, Eastern Samar, Philippines.
 Formerly named Borongan National High School, Eastern Samar National Comprehensive High School was shortly established after the issuance of Republic Act 4221, "Providing for the Division of Samar Island into Three Provinces: Samar, Eastern Samar and Northern Samar."
 ESNCHS is the largest high school in the Province of Eastern Samar in both population and school area size.
 It is also considered the flagship high school of Eastern Samar.
The Philippines ( ; Filipino: "Pilipinas" ] or "Filipinas" ] ), officially the Republic of the Philippines (Filipino: "Republika ng Pilipinas"), is a unitary sovereign state and island country in Southeast Asia.
 Situated in the western Pacific Ocean, it consists of about 7,641 islands that are categorized broadly under three main geographical divisions from north to south: Luzon, Visayas, and Mindanao.
 The capital city of the Philippines is Manila and the most populous city is Quezon City, both part of Metro Manila.
 Bounded by the South China Sea on the west, the Philippine Sea on the east and the Celebes Sea on the southwest, the Philippines shares maritime borders with Taiwan to the north, Vietnam to the west, Palau to the east and Malaysia and Indonesia to the south.
The Legislative District of Eastern Samar is the representation of the Province of Eastern Samar in the Philippine House of Representatives.
 Eastern Samar was represented as the third district of Samar until Republic Act No. 4221 was ratified in November 1965, after which the representative of the third district of Samar automatically served as Eastern Samar's representative.
 It was part of the representation of Region VIII from 1978 to 1984.
Borongan, pronounced "bo-róng-gan", officially the City of Borongan (Waray: "Siyudad han Borongan"; Cebuano: "Dakbayan sa Borongan" ; Filipino: "Lungsod ng Borongan" ), is a component city and the provincial capital of the province of Eastern Samar, Philippines, and known to be as the easternmost city in the Philippines, Its cityhood was settled by the Supreme Court of the Philippines when it decided with finality on April 12, 2007, the constitutionality of its city charter, Republic Act 9394, which conferred upon and elevated the status of the municipality of Borongan into a component city of the province of Eastern Samar.