changes to send queries to sparql endpoint sequentially and sychronously
changes to send queries to sparql endpoint (openrdf) sequentially, when
the page loads
changes to send sparql queries to the openrdf endpoint when the page
loads and not at startup.
changes to send sparql queries to openrdf endpoint when the page loads,
not at startup
changes to send sparql queries to openrdf endpoint when the page loads,
not at startup
changes to send sparql queries to openrdf endpoint when the page loads,
not at startup