You will be given a definition of a task first, then some input of the task.
In this task, you are given a context, a subject, a relation, and many options. Based on the context, from the options select the object entity that has the given relation with the subject. Answer with text (not indexes).

Context: Socorro is a city in Socorro County in the U.S. state of New Mexico. It is in the Rio Grande Valley at an elevation of . In 2012 the population was 8,906. It is the county seat of Socorro County. Socorro is located south of Albuquerque and north of Las Cruces., 21558 Alisonliu , provisional designation 1998 QW77 , is a stony asteroid from the middle region of the asteroid belt , about 8 kilometers in diameter . It was discovered by the Lincoln Near - Earth Asteroid Research at the U.S. Magdalena Ridge Observatory in Socorro , New Mexico , on 24 August 1998 . The asteroid is a member of the Eunomia family , a large group of S - type asteroids and the most prominent family in the intermediate main - belt . It orbits the Sun at a distance of 2.2 -- 3.1 AU once every 4 years and 4 months ( 1,598 days ) . Its orbit shows an eccentricity of 0.16 and is tilted by 12 degrees to the plane of the ecliptic . It has a rotation period of 4.9 hours and an albedo of 0.23 , according to the survey carried out by the space - based NEOWISE mission of the Wide - field Infrared Survey Explorer . The minor planet was named after Alison Liu ( b. 1989 ) who was awarded Intel Best of Category in the 2006 Intel International Science and Engineering Fair for her behavioral and social science team project . She also received the EU Contest for Young Scientists Award . At the time , Liu attended the Manhasset Secondary School in the U.S. state of New York ., The Lincoln Near-Earth Asteroid Research (LINEAR) project is a collaboration of the United States Air Force, NASA, and the MIT's Lincoln Laboratory for the systematic detection and tracking of near-Earth objects. LINEAR was responsible for the majority of asteroid discoveries from 1998 until it was overtaken by the Catalina Sky Survey in 2005. , LINEAR had detected 231,082 new small Solar System bodies, of which at least 2,423 were near-Earth asteroids and 279 were comets. The instruments used by the LINEAR program are located at Lincoln Laboratory's Experimental Test Site (ETS) on the White Sands Missile Range (WSMR) near Socorro, New Mexico., Subject: 21558 alisonliu, Relation: site_of_astronomical_discovery, Options: (A) lincoln laboratory (B) socorro
Output:
lincoln laboratory