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