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