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