2609
Giant Eagle has the highest share of any supermarket chain in the  Pittsburgh  area largely due to being a de facto monopoly in the region ( only Aldi and stores supplied by Supervalu such as  Shop 'n Save  FoodLand and Save-A-Lot even have a presence in the area let alone significant market share ) but has lost some market share in recent years due to Wal-Mart's construction of supercenters in the area .
 None
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 NA: Pittsburgh, Shop 'n Save