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