Your goal is to find the secret four-color code. The following colors are possible: green, pink, orange, brown, yellow, red.
Some guesses have already been made. I will provide feedback for each guess made with which it is possible to unambigiously determine the secret code.

Previous Guesses:
Guess: ['green', 'pink', 'brown', 'yellow']. Hint: four colors are in the secret code but in the wrong positions.
Guess: ['green', 'green', 'green', 'pink']. Hint: two colors are in the correct positions.
Guess: ['brown', 'green', 'yellow', 'pink']. Hint: one color is in the correct position and three colors are in the secret code but in the wrong position.
A B C D
brown, yellow, green, brown yellow, green, yellow, pink orange, orange, orange, yellow yellow, brown, green, pink