What year was incumbent Martin Lancaster elected? 
CREATE TABLE table_1341568_34 (elected INTEGER, incumbent VARCHAR)
SELECT MIN(elected) FROM table_1341568_34 WHERE incumbent = "Martin Lancaster"
### Context: CREATE TABLE table_1341568_34 (elected INTEGER, incumbent VARCHAR) ### Question: What year was incumbent Martin Lancaster elected?  ### Answer: SELECT MIN(elected) FROM table_1341568_34 WHERE incumbent = "Martin Lancaster"