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