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