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