Table: iwork_versions
Columns: iwork_version
keynote_version
pages_version
numbers_version
release_date

Question: What's the latest keynote version of version 2.3 of numbers with pages greater than 4.3?
SQL: SELECT MAX("keynote_version") FROM iwork_versions WHERE "numbers_version" = '2.3' AND "pages_version" > 4.3

Question: What version of iWork was released on October 22, 2013 with a pages version greater than 2?
SQL: SELECT "iwork_version" FROM iwork_versions WHERE "release_date" = 'october 22, 2013' AND "pages_version" > 2