Table: chem_scores
Columns: score
2007
2008
2009
2010
2011
2012

Question: What score has 15.0% as the 2012?
SQL: SELECT "score" FROM chem_scores WHERE "2012" = '15.0%'

Question: What 2012 has 2 as the score?
SQL: SELECT "2012" FROM chem_scores WHERE "score" = '2'

Question: What 2008 has 14.2% as the 2009?
SQL: SELECT "2008" FROM chem_scores WHERE "2009" = '14.2%'

Question: What score has 15.0% as the 2012?
SQL: SELECT "score" FROM chem_scores WHERE "2012" = '15.0%'

Question: What 2009 has 18.5% as the 2007?
SQL: SELECT "2009" FROM chem_scores WHERE "2007" = '18.5%'

Question: What 2011 has 12.7% as the 2010?
SQL: SELECT "2011" FROM chem_scores WHERE "2010" = '12.7%'