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