Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
With the number of electorates (2009) greater than 272,902, and 192 as the constituency number, what is the reserved for (SC / ST /None)?

### Inputs:
table_name: table, columns: ['Constituency number', 'Name', 'Reserved for ( SC / ST /None)', 'District', 'Number of electorates (2009)']

### Response:
SELECT Reserved for ( SC / ST /None) FROM table WHERE Number of electorates (2009) > 272,902 AND Constituency number = 192