Statement: there is only one party with candidates being harry lane englebright (r) 57.6% n e west (d) 42.4%

Input Table: united states house of representatives elections , 1942

districtincumbentpartyfirst_electedresultcandidates
california 2harry lane englebrightrepublican1926-01-01re - electedharry lane englebright (r) unopposed
california 4thomas rolphrepublican1940-01-01re - electedthomas rolph (r) 98.3% archie brown ( w / i ) 1.7%
california 7john h tolandemocratic1934-01-01re - electedjohn h tolan (d) unopposed
california 9bertrand w gearhartrepublican1934-01-01re - electedbertrand w gearhart (r) unopposed
california 10alfred j elliottdemocratic1937-01-01re - electedalfred j elliott (d) unopposed
california 17cecil r kingdemocratic1942-08-25re - electedcecil r king (d) unopposed
california 22none (district created)none (district created)9999-01-01new seat republican gainjohn j phillips (r) 57.6% n e west (d) 42.4%

SQL Command:

SELECT CASE WHEN COUNT(*) = 1 THEN 'TRUE' ELSE 'FALSE' END FROM table_sql WHERE candidates LIKE '%(r)%' AND candidates LIKE '%(d)%';