Table: oxford_election_results
Columns: year
labour
lib_dem
green
iwca
independent
conservative

Question: Name the the average Lib Dem with Conservative smaller than 0?
SQL: SELECT AVG("lib_dem") FROM oxford_election_results WHERE "conservative" < 0

Question: Name the lowest Green with a Year larger than 2010, and a Labour larger than 29? Question 3
SQL: SELECT MIN("green") FROM oxford_election_results WHERE "year" > 2010 AND "labour" > 29

Question: Name the average Independent with a Green larger than 7, and a Conservative smaller than 0?
SQL: SELECT AVG("independent") FROM oxford_election_results WHERE "green" > 7 AND "conservative" < 0

Question: Name the highest Labour with Lib Dem larger than 21?
SQL: SELECT MAX("labour") FROM oxford_election_results WHERE "lib_dem" > 21