usage of the ftp by the web browser is supported by what extension?
Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity
m.02r1w_p m.02r9t63 m.04j4nmy m.0631pt m.010ppz7m m.0116dx4b m.026lvy7 m.03qc91y m.05p5n9w m.060bm4
Stylish Firebug Ubiquity Greasemonkey HTTPS Everywhere Privacy Badger Zotero Bing Bar LastPass Adblock Plus
class class entity
computer.web_browser_extension computer.web_browser m.0dzxs
computer.web_browser_extension computer.web_browser computer.internet_protocol
Web browser extension Web browser ftp
none none none
computer.web_browser.extensions computer.software.protocols_used
Extensions Protocols Used
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> PREFIX : <http://rdf.freebase.com/ns/> 
SELECT (?x0 AS ?value) WHERE {
SELECT DISTINCT ?x0  WHERE { 
?x0 :type.object.type :computer.web_browser_extension . 
?x1 :type.object.type :computer.web_browser . 
VALUES ?x2 { :m.0dzxs } 
?x1 :computer.web_browser.extensions ?x0 . 
?x1 :computer.software.protocols_used ?x2 . 
FILTER ( ?x0 != ?x1 && ?x0 != ?x2 && ?x1 != ?x2  )
}
}
(AND computer.web_browser_extension (JOIN (R computer.web_browser.extensions) (JOIN computer.software.protocols_used m.0dzxs)))