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