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