(?) Is your mother a chef? (+)... (-)... (+) The students are clever (-)... (?)... (+) Your father is a fishman (-)... (?)...

1. (+) your mother is a chef
(-) your mother is not a chef
2. (-) the students are not clever
(?) are the students clever ?
3. (-) your father is not a fishman
(?) is your father a fishman ?

(-) Your Mother Not Is a Chef?
(?) Mother Your Is a Chef?

(-) The Are Students Not Clever
(?) Are The Students Clever?

(-) Your Father Not Is a Fishman
(?) Father Your Is a Fishman?