select id from editConference where ConfUrl = 'materialsscience.conferenceseries.com/europe/europe/2016/eposter/synthesis-and-analysis-of-natural-fibers-reinforcement-of-synthetic-resins-materials-congress-2016' and up=1 ORDER BY id ASC select id from editConference where ConfUrl = 'materialsscience.conferenceseries.com/europe' and up = '1' ORDER BY id ASC