Good friends at a park gathering .
Good friends at a park gathering having a picnic .
Good friends at a park gathering.
Good friends at a park gathering having a picnic.
it cannot be determined if the people in the image are gathering to have a picnic or for another purpose. it can  also not be determined if they are friends or not.
it can not be determined if the people in the image are gathering to have a picnic or for another purpose . it can also not be determined if they are friends or not .