Question: Which country is Pendulum's performer born in?

full_context: Document 1: Little Rock, Arkansas: Little Rock is the capital and the most populous city of the U.S. state of Arkansas. It is also the county seat of Pulaski County. It was incorporated on November 7, 1831, on the south bank of the Arkansas River close to the state's geographic center. The city derives its name from a rock formation along the river, named ``la petit roche ''by the French explorer Jean - Baptiste Bénard de La Harpe in the 1720s. The capital of the Arkansas Territory was moved to Little Rock from Arkansas Post in 1821. The city's population was 193,524 at the 2010 census. The six county Little Rock - North Little Rock - Conway, AR Metropolitan Statistical Area (MSA) is ranked 75th in terms of population in the United States with 724,385 residents according to the 2013 estimate by the United States Census Bureau.
Document 2: Hartford, Arkansas: Hartford is a city in Sebastian County, Arkansas, United States. It is part of the Fort Smith, Arkansas-Oklahoma Metropolitan Statistical Area. The population was 642 at the 2010 census.
Document 3: The Following Morning: The Following Morning is an album by German double bassist and composer Eberhard Weber recorded in 1976 and released on the ECM label.
Document 4: Pendulum (Eberhard Weber album): Pendulum is a solo album by German double bassist and composer Eberhard Weber recorded in 1993 and released on the ECM label. Weber uses overdubbing and an echo unit to enhance the sound of his bass.
Document 5: Eberhard Weber: Eberhard Weber (born 22 January 1940 in Stuttgart) is a German double bassist and composer. As a bass player, he is known for his highly distinctive tone and phrasing. Weber's compositions blend chamber jazz, European classical music, minimalism and ambient music, and are regarded as characteristic examples of the ECM Records sound.
Document 6: Chorus (Eberhard Weber album): Chorus is an album by German double bassist and composer Eberhard Weber featuring Jan Garbarek and Ralf-R. Hübner recorded in 1984 and released on the ECM label.
Document 7: Later That Evening: Later That Evening is an album by German double bassist and composer Eberhard Weber recorded in 1982 and released on the ECM label.
Document 8: Little Movements: Little Movements is an album by German double bassist and composer Eberhard Weber recorded in 1980 and released on the ECM label.
Document 9: Stages of a Long Journey: Stages of a Long Journey is a live album by German double bassist and composer Eberhard Weber recorded in Germany in 2005 and released on the ECM label.
Document 10: Orchestra (album): Orchestra is an album by German double bassist and composer Eberhard Weber recorded in 1988 and released on the ECM label.
Document 11: Résumé (Eberhard Weber album): Résumé is a live album by German double bassist and composer Eberhard Weber recorded at various locations between 1990 and 2007 and released on the ECM label.
Document 12: Stuttgart, Arkansas: Stuttgart is a city in and the county seat of the northern district of Arkansas County, Arkansas, United States. It is located on U.S. Route 79, approximately southeast of Little Rock. As of the 2010 census it had a population of 9,326.
Document 13: Clarksville, Arkansas: Clarksville is a city in Johnson County, Arkansas, United States. As of the 2010 census the population was 9,178, up from 7,719 in 2000. As of 2016, the estimated population was 9,524. The city is the county seat of Johnson County. It is nestled between the Arkansas River and the foothills of the Ozark Mountains, and Interstate 40 and US Highway 64 intersect within the city limits. Clarksville-Johnson County is widely known for its peaches, scenic byways and abundance of natural outdoor recreational activities.
Document 14: Rudy, Arkansas: Rudy is a town in Crawford County, Arkansas, United States. It is part of the Fort Smith, Arkansas-Oklahoma Metropolitan Statistical Area. As of the 2010 Census the population was 61. The population was 72 at the 2000 census.
Document 15: Silent Feet: Silent Feet is an album by German double bassist and composer Eberhard Weber recorded in 1977 and released on the ECM label.
ground_truth: U.S.
sub_queries: Pendulum >> performer Answer: Eberhard Weber
Eberhard Weber >> place of birth Answer: Stuttgart
Stuttgart >> country Answer: U.S.