Display all proteins stored in SGD database

Database: 
Statement: 

Display all proteins stored in SGD database. A limit number of $number$ (e.g. 100)

Query: 
select ?label where{ ?s <http://www.w3.org/1999/02/22-rdf-syntax-ns#type><http://bio2rdf.org/sgd_vocabulary:Protein> . ?s<http://www.w3.org/2000/01/rdf-schema#label>?label . } limit ??number
Tags: