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