Coin Flip:
At the start of Quarters 2 and 4, teams retain endzone orientation of Quarters 1 and 3, respectively, but switch possession.
Team A chooses to pull in Q1 and Q3 and Team B chooses Endzone Y for Q1 (thus putting Team A in Endzone Z).
At the start of Q2, Team A would still occupy Endzone Z and receive from Team B who is occupying Endzone Y.
At the start of Q3, Team A pulls in Endzone Y to Team B in Endzone Z.
receive or throw the initial pull; or