Concepts: attack, conflict, troop
A: troops negotiate a trench as they go forward in support of an attack during military conflict .
Concepts: acknowledge, enter, family, friend, stadium
A: a graduate acknowledges his family and friends as he enters the stadium .
Concepts: boat, know, thing
A: after all this time we still know what to do with those big white things on the boat
Concepts: cloud, forest, sky, view
A:
view to the tropical forest and sky with fog and clouds