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