Question:  Rafaela Ybarra de Vilallonga was the founder of the Sister of the Holy Guardian Angels in what city that is the largest in the province of Biscay and in the Basque Country as a whole?

Context paragraphs:
Bilbao: Bilbao ( ; ] ; Basque: "Bilbo" ] ) is a city in northern Spain, the largest city in the province of Biscay and in the Basque Country as a whole.  Bilbao is the tenth largest city in Spain, with a population of 345,141 as of 2015.  The Bilbao metropolitan area has roughly 1 million inhabitants, making it one of the most populous metropolitan areas in northern Spain; with a population of 875,552 the comarca of Greater Bilbao is the fifth-largest urban area in Spain.  Bilbao is also the main urban area in what is defined as the Greater Basque region.

Cebu Metropolitan Cathedral: The Cebu Metropolitan Cathedral, with the original and complete title of the Metropolitan Cathedral and Parish of Saint Vitalis and of the Guardian Angels (consecrated to the Holy Guardian Angels and dedicated to the saint), is the ecclesiastical seat of the Metropolitan Archdiocese of Cebu in Cebu, Philippines.  Cebu was established as a diocese on August 14, 1595.  It was elevated as a metropolitan archdiocese on April 28, 1934 with the dioceses of Dumaguete, Maasin, Tagbilaran, and Talibon as suffragans.  Before being raised as a primatial church in Cebu, the church was one of the first churches in the Philippines (besides the Basilica del Santo Niño) dedicated to St. Vitalis and built near the fort in April 1565 by Miguel Lopez de Legazpi, Fray Andrés de Urdaneta and Fray Diego de Herrera.

Memorial of the Holy Guardian Angels: The Memorial of the Holy Guardian Angels is a memorial of the Catholic Church officially observed on 2 October.  In some places, the feast is observed on the first Sunday in September with the permission of the Congregation for Divine Worship.  Catholics set up altars in honor of guardian angels as early as the 4th Century, and local celebrations of a feast in honor of guardian angels go back to the 11th Century.  The feast is also observed by some Anglo-Catholics within the Anglican Communion and most churches of the Continuing Anglican movement.

Basque Center for Applied Mathematics: The Basque Center of Applied Mathematics (BCAM) is a research center on applied mathematics, created with the support of the Basque Government and the University of the Basque Country.  The BCAM headquarters are in Alda.  Mazarredo, 14 in Bilbao, the capital of the province of Biscay in the Basque Country of northern Spain.

Rafaela Ybarra de Vilallonga: Blessed Rafaela Ybarra Arambarri de Vilallonga (16 January 1843 – 23 February 1900) was a Spanish Roman Catholic widow and the founder of the Sisters of the Holy Guardian Angels.  Vilallonga was part of Bilbao's upper-class and she mothered seven children with her husband José Vilallonga.

University of the Basque Country: The University of the Basque Country (Basque: "Euskal Herriko Unibertsitatea" , "EHU"; Spanish: "Universidad del País Vasco" , "UPV"; UPV/EHU) is the public university of the Basque Country.  Heir of the University of Bilbao, initially was composed of the Faculty of Economic and Business Sciences of Sarriko (1955), Medicine (1968) and Sciences (1968), with the General Law of Education (1970) were joined the Nautical School (1784), the School of Business Studies of Bilbao (1818) and as well as the Technical Schools of Engineers (1897), until arriving at the thirty centers that compose it at the present time.  It has campuses over the three provinces of the autonomous community: Biscay Campus (in Leioa, Bilbao, Portugalete and Barakaldo), Gipuzkoa Campus (in San Sebastián and Eibar), and Álava Campus in Vitoria-Gasteiz.  It is the main research institution in the Basque Country, carrying out 90% of the basic research made in that territory and taking advantage of the good industrial environment that the region constitutes.

Verano (surname): Verano is a surname of Basque origin.  as a word it means ""summer"" in the Spanish language but as a family name in the Basque language is ""a habitational name from a town in Biscay province, Basque Country in Spain"", and usually applies to the descendants of the Verano family, an old basque noble family originally from Biscay province in Basque Country.  It's also connected to two important Italian cities, Camerino and Ferrara, The surname Verano has been found in Camerino from as early as the 13th-16th centuries, first with the title of Vicars of the Holy See.  The term Verano may have originated from the Basque "Berano", a name which is popular and common among the residents of those who lived in a town within Biscay Country.  A bishop has even been cited from there in 1482.  The surname Verano is distributed between Verano's family in some countries such Spain (The former Spanish colonies) in the Philippines where substantial numbers of Basques emigrated to, including United States, France, Italy, Malta, and Mexico.  In the United States of America, one of the first Veranos to be recorded on fresh immigration records were from Italy and Hawaii.  However, since they possessed Italian and Spanish names, it can be concluded that they were descendants of those Spaniards or Europeans who landed on the shores Oceania when there was Colonialism in the islands.  There are about 9,102 Documents about Verano Ancestry, 7,223 Birth, Marriage and Deaths and 665 Immigration Records in the USA.

Basque Nationalist Party: The Basque Nationalist Party (Basque: "Euzko Alderdi Jeltzalea" , EAJ; Spanish: "Partido Nacionalista Vasco" , PNV; French: "Parti Nationaliste Basque" , PNB) is a Christian democratic and Basque nationalist party.  It is both the oldest and largest Basque nationalist political party.  It is especially strong in Biscay but has a great sway in the entire Basque Autonomous Community and has a minor presence in Navarre (where it is a member of the coalition Geroa Bai, formerly named Nafarroa Bai) and a marginal one in the French Basque Country.  The party has led the Basque regional government for a long period from initial Basque autonomy in the early 1980s until 2009, and again from 2012 and 2016.  The coalition Geroa Bai is currently leading the government in Navarre since 2016; the first time that EAJ-PNV took part in the government of this AutonomousCommunity.  It has also played an important role in the Spanish Congress, along other regional nationalist parties.

Bilbao Bizkaia Kutxa: Bilbao Bizkaia Kutxa (BBK) (Basque for 'Bilbao Biscay Savings Bank') is a Spanish savings bank based in the province of Biscay in the Basque Country, Spain.  Its full name is Bilbao Bizkaia Kutxa, Aurrezki Kutxa eta Bahitetxea (in Spanish Caja Bilbao Vizcaya, Caja de Ahorros y Monte de Piedad).  It was formed in 1990 when the Caja de Ahorros Municipal de Bilbao and the Bizkaiko Aurrezki Kutxa-Caja de Ahorros Vizcaína were merged.  The company headquarters are in Bilbao.  On 1 January 2012 it merged with other Basque financial entities (a "loose merger"), Kutxa and Caja Vital Kutxa, to form Kutxabank.

Gipuzkoa: Gipuzkoa (in Basque and also the official form since 2011, ] ; in Spanish: "Guipúzcoa" ] ; French: "Guipuscoa" ) is a province of Spain and a historical territory of the autonomous community of the Basque Country.  Its capital city is Donostia-San Sebastián.  Gipuzkoa shares borders with the French department of Pyrénées-Atlantiques at the northeast, with the province and autonomous community of Navarre at east, Biscay at west, Álava at southwest and the Bay of Biscay to its north.  It is located at the easternmost extreme of the Cantabric Sea, in the Bay of Biscay.  It has 66 km of coast land.

Supporting paragraphs: Rafaela Ybarra de Vilallonga Bilbao
Answer: Bilbao