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