CREATE TABLE table_21786 ("Poll Source" CLOB, "Dates administered" CLOB, "Democrat: John Lynch" CLOB, "Republican: Joe Kenney" CLOB, "Lead Margin" FLOAT)

Namethe democrat john lynch for joe kenney being 27%
SELECT "Democrat: John Lynch" FROM table_21786 WHERE "Republican: Joe Kenney" = '27%'
SELECT "Democrat: John Lynch" FROM "table_21786" WHERE "Republican: Joe Kenney" = '27%'