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