The main competition are Loblaws and Shoppers Drug Mart, Wal-Mart, Familiprix, Brunet and Uniprix.

Entity and relation annotations:
id: 0
type: entity
value: text: Loblaws
labels: <Organization>
id: 1
type: entity
value: text: Shoppers Drug Mart
labels: <Organization>
id: 2
type: entity
value: text: Wal-Mart
labels: <Organization>
id: 3
type: entity
value: text: Familiprix
labels: <Organization>
id: 4
type: entity
value: text: Brunet
labels: <Organization>
id: 5
type: entity
value: text: Uniprix
labels: <Organization>