Demonstrators take to streets ignoring plea by PM to end violence

What does the term 'duration' refer to in the context of the provided text?

How is the 'offset' value significant in relation to the 'duration'?

Can you explain the meaning of the '2nd.' mentioned in the text?

What implications might the 'duration' and 'offset' have on the overall content?

How would you interpret the data structure presented in the text?