1. The main subject of the sentence is, "they". The action of the sentence is "collecting treasures".
2. The main action is done through such actions as "strategically shifting a maze".
3. At the end of the game the team wins and lose together.
Explanation:
The subject in a sentence is the main noun or pronoun that performs the action in the sentence. In the sentence above, the pronoun, "they" performs the main action. The action of collecting treasures that they engage in was done through certain tasks that they engage in. One of such actions was the strategic shifting of mazes.
The result of this collective action was that the team won and lost the game together.
