user_prompt: ## Instruction:
  Upon entering the room, there is a left hall and one to the right. The left hall contains a cube slot, while the right hall leads to a button linked with a cube machine that produces a cube. Further ahead, there is a big hall with a platform on the left wall that can be elevated to reach a button at mid-height. Additionally, there is a button high up on the roof.
  The cube is in the cube slot, which elevates the platform to the button at mid-height.
  Pressing the button at mid-height activates the red beam that allows hovering over the rift.
  
  Select the correct options for each blank. Only output option letters one by one, with the format '{Option 1}{Option 2}{Option 3}{Option 4}{Option 5}, such as 'ABCDE'
  Step 1: Press button on the right.
  Step 2: ________
  Step 3: Place a portal right on top of cube switch.
  Step 4: ________
  Step 5: ________
  Step 6: ________
  Step 7: Make portal close to the roof to press the topmost button on the roof (left close to entrance). This opens the final door.
  Step 8: ________
  Step 9: Exit the beam at the end of the room and go through the final door. Problem solved.
  
  Please select from the following candidate choices. Your response should end with "The final answer is [answer]." where the [answer] is the choice of options. 
  A. Press button that is reached with elevated platform (activates gravitation beam).
  B. Place cube close to the platform.
  C. Make a portal on the white wall on the right that points to the exit door and let the beam push you from behind over the cliff to the exit.
  D. Collect cube with a portal from the roof.
  E. Stand on platform and shoot second portal under the cube so that it falls into the cube switch and platform where protagonist stands on lifts off.
  F. Place an orange portal on the wall across the upwards tilted area close to zone 4 and a blue portal where the blue color lands to color the upwards tilted area.
  G. First step on the elevated button in Room 1 and then go to the unlocked Room 2 and step on the elevated button to activate the gravitation beam.
  H. Make a portal on the ground and one on the wall where the gravitation beam lands and get pulled into the beam to hover across the room.
  I. While the cube hovers towards the wall button, the first platform rises again up to mid-level. Wait on the first platform until after the cube activates the wall button, letting the second platform rise to the top. Exit the platform once it reaches the highest level.
  J. Collect cube that fell down next to the button.