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