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