[{"borough":"Bronx","name":"Morris Park Bake Shop"},{"borough":"Bronx","name":"Roca Tone Seafood Restaurant"},{"borough":"Bronx","name":"Rolen Bagels"},{"borough":"Bronx","name":"Casa Promesa"},{"borough":"Bronx","name":"Celeste'S Snack Bar"},{"borough":"Bronx","name":"The Pizza Place"},{"borough":"Bronx","name":"Bronx Grill"},{"borough":"Bronx","name":"Pepe Joes Pizzeria"},{"borough":"Bronx","name":"Ray'S Pizza Restuarant"},{"borough":"Bronx","name":"Boulevard Tavern"},{"borough":"Bronx","name":"Zaro'S Bread Basket"},{"borough":"Bronx","name":"Yolanda Pizzeria Restaurant"},{"borough":"Bronx","name":"Yankee Tavern"},{"borough":"Bronx","name":"Yankee Jz Pizza"},{"borough":"Bronx","name":"Woodlawn Cafe"},{"borough":"Bronx","name":"Wild Asia"},{"borough":"Bronx","name":"Wilbel Pizza"},{"borough":"Bronx","name":"White Castle"},{"borough":"Bronx","name":"White Castle"},{"borough":"Bronx","name":"White Castle"},]

db.collection.aggregate([{$match:{borough:"Bronx"}},{$group:{_id:"$name"}},{$sort:{_id:-1}},{$limit:10},{$project:{_id:0,name:"$_id"}}])