Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_1281200_1 ( winners_from_previous_round VARCHAR, phase VARCHAR, clubs_involved VARCHAR )

### Question ###
During the first phase portion of phase and having 16 clubs involved; what would you find for the winners from previous round?

### Accurate SQL ###

SELECT winners_from_previous_round FROM table_1281200_1 WHERE phase = "First phase" AND clubs_involved = 16