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