Table: beygelzimer_match
Columns: outcome
date
tournament
surface
partner
opponents
score

Question: What is Partner, when Surface is Hard, and when Score is 6–3, 7–6(0)?
SQL: SELECT "partner" FROM beygelzimer_match WHERE "surface" = 'hard' AND "score" = '6–3, 7–6(0)'

Question: What is Opponents, when Partner is Vitalia Diatchenko?
SQL: SELECT "opponents" FROM beygelzimer_match WHERE "partner" = 'vitalia diatchenko'

Question: What is Partner, when Outcome is Winner, and when Date is 12 October 2003?
SQL: SELECT "partner" FROM beygelzimer_match WHERE "outcome" = 'winner' AND "date" = '12 october 2003'

Question: What is Opponents, when Partner is Mervana Jugić-Salkić?
SQL: SELECT "opponents" FROM beygelzimer_match WHERE "partner" = 'mervana jugić-salkić'