Read the following premise and answer if the hypothesis is true.
The Samsung Galaxy Tab 7.7 is a tablet computer of a series of Android-based tablet computer produced by Samsung, introduced on 1 September 2011 at IFA in Berlin. Related models are the Galaxy Tab 7.0 Plus, Samsung Galaxy Tab 2 7.0, and Samsung Galaxy Tab 3 7.0.
Hypothesis: The Samsung Galaxy Tab 7.7 was introduced on 1 September 2011 at IFA in Germany. Is the answer "Yes", "No", or "It's impossible to say"? Respond with only the answer and no additional text.
Yes
Yes.