Step 1: Select rows where 'party' is 'republican'.
| district |
incumbent |
party |
first_elected |
result |
candidates |
| california 2 |
harry lane englebright |
republican |
1926-01-01 |
re - elected |
harry lane englebright (r) unopposed |
| california 4 |
thomas rolph |
republican |
1940-01-01 |
re - elected |
thomas rolph (r) 98.3% archie brown ( w / i ) 1.7% |
| california 7 |
john h tolan |
democratic |
1934-01-01 |
re - elected |
john h tolan (d) unopposed |
| california 9 |
bertrand w gearhart |
republican |
1934-01-01 |
re - elected |
bertrand w gearhart (r) unopposed |
| california 10 |
alfred j elliott |
democratic |
1937-01-01 |
re - elected |
alfred j elliott (d) unopposed |
| california 17 |
cecil r king |
democratic |
1942-08-25 |
re - elected |
cecil r king (d) unopposed |
| california 22 |
none (district created) |
none (district created) |
9999-01-01 |
new seat republican gain |
john j phillips (r) 57.6% n e west (d) 42.4% |
Step 2: Select rows where 'first_elected' is '1940-01-01'.
| district |
incumbent |
party |
first_elected |
result |
candidates |
| california 2 |
harry lane englebright |
republican |
1926-01-01 |
re - elected |
harry lane englebright (r) unopposed |
| california 4 |
thomas rolph |
republican |
1940-01-01 |
re - elected |
thomas rolph (r) 98.3% archie brown ( w / i ) 1.7% |
| california 9 |
bertrand w gearhart |
republican |
1934-01-01 |
re - elected |
bertrand w gearhart (r) unopposed |
Step 3: Use a `CASE` statement to return TRUE if the number of rows is equal to 1, otherwise return FALSE.
| district |
incumbent |
party |
first_elected |
result |
candidates |
| california 4 |
thomas rolph |
republican |
1940-01-01 |
re - elected |
thomas rolph (r) 98.3% archie brown ( w / i ) 1.7% |
Prediction: TRUE