Table: tennis_match_stats
Columns: outcome
year
location
surface
partner
opponents
score

Question: What was the outcome for the match in 1989?
SQL: SELECT "outcome" FROM tennis_match_stats WHERE "year" = '1989'

Question: How many locations hosted Claudia Kohde-Kilsch Eva Pfaff?
SQL: SELECT COUNT("location") FROM tennis_match_stats WHERE "opponents" = 'Claudia Kohde-Kilsch Eva Pfaff'

Question: Who were all of the opponents in 1984?
SQL: SELECT "opponents" FROM tennis_match_stats WHERE "year" = '1984'

Question: How many partners were there in 1988?
SQL: SELECT COUNT("partner") FROM tennis_match_stats WHERE "year" = '1988'