Your goal is to find the secret four-color code. The following colors are possible: green, purple, pink, orange, yellow, brown.
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: ['brown', 'yellow', 'green', 'purple']. Hint: four colors are in the secret code but in the wrong positions.
Guess: ['green', 'green', 'green', 'yellow']. Hint: one color is in the correct position and one color is in the secret code but in the wrong position.
Guess: ['green', 'purple', 'yellow', 'brown']. Hint: two colors are in the correct positions and two colors are in the secret code but in the wrong positions.
A B C D
pink, pink, orange, pink purple, green, yellow, brown purple, purple, yellow, orange orange, orange, brown, orange