Your goal is to find the secret four-color code. The following colors are possible: pink, white, purple, brown, red, 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: ['blue', 'white', 'brown', 'pink']. Hint: two colors are in the correct positions.
Guess: ['pink', 'pink', 'brown', 'brown']. Hint: none of the guessed colors are present in the secret code.
Guess: ['purple', 'purple', 'white', 'white']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['blue', 'white', 'purple', 'red']. 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, white, white, white purple, blue, white, red brown, blue, blue, blue blue, white, red, purple