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