Prompt error in derived table

Hi All,

Can you please help me out why am I getting this error when i try to add a prompt in the derived table

below is the simple DT table Query.

select

ENTITY TYPE,

COL 2,

COL 3,

'

'

'

'

COL 7,

date

FROM Table name

WHERE ENTITY TYPE = 'AA'

AND date IS NULL

I'm trying to add a prompt as a value for where condition as below

select

ENTITY TYPE,

COL 2,

COL 3,

'

'

'

'

COL 7,

date

FROM Table name

WHERE ENTITY TYPE = @Prompt('Enter Entity type :','A','India Books Lov':'Col 0',Mono,Free,Not_Persistent,,User:-1,) 

AND date IS NULL

But I get error when I try to validate as below

Invalid Prompt definition.  (IES 00005)

Can anyone help me out with this ASAP.

Thanks,

Niki