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