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