BlackBerry World
BlackBerry World ( previously known as BlackBerry App World ) is an application distribution service , aka an 'app store' , and application by BlackBerry Limited; for BlackBerry 10 devices , the BlackBerry PlayBook , and a majority of BlackBerry OS devices . 
<triplet> BlackBerry World <subj> application distribution <obj> use <subj> BlackBerry Limited <obj> developer <triplet> BlackBerry 10 <subj> BlackBerry Limited <obj> developer <triplet> BlackBerry PlayBook <subj> BlackBerry Limited <obj> manufacturer <triplet> BlackBerry OS <subj> BlackBerry Limited <obj> developer <subj> BlackBerry 10 <obj> followed by