user: Question: With the number of electorates (2009) greater than 272902, and 192 as the constituency number, what is the reserved for (SC / ST /None)?
Columns: ['Constituency number', 'Name', 'Reserved for ( SC / ST /None)', 'District', 'Number of electorates (2009)']
Types: ['text', 'text', 'text', 'text', 'real']
Sample row: ['103', 'Aliganj', 'None', 'Etah', 272902.0]
SQL:

assistant: SELECT "Reserved for ( SC / ST /None)" FROM "Table" WHERE "Number of electorates (2009)" > 272902.0 AND "Constituency number" = '192';