Would the following phrase be considered positive or negative?

a film that will enthrall the whole family .

positive

Would the following phrase be considered positive or negative?

a dark pit having a nightmare about bad cinema

negative

Would the following phrase be considered positive or negative?

genuine dramatic impact

positive

Would the following phrase be considered positive or negative?

the film is reasonably entertaining , though it begins to drag two-thirds through , when the melodramatic aspects start to overtake the comedy .
positive