CREATE TABLE table_18720 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" FLOAT, "Result" CLOB, "Candidates" CLOB)

What was the result when incumbent John R. Tyson was elected?
SELECT "Result" FROM table_18720 WHERE "Incumbent" = 'John R. Tyson'
SELECT "Result" FROM "table_18720" WHERE "Incumbent" = 'John R. Tyson'