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