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