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