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