For learning SPARQL it might be useful to have full control both over the query text and the data (RDF triples). While there are many public SPARQL endpoints av
fluentvalidation
acl
pddl
use-http
mpeg2-ts
tizen-tv-emulator
milton
go-get
scrolltorow
headless-cms
impacket
autossh
uiimage
dnspy
mobilefirst-adapters
alpacajs
bijection
policy-violation
lighting
node-promisify
webtestclient
blastula
os.walk
android-bottom-nav-view
nsuseractivity
element-io
pre-rendering
vispy
class-design
mpich