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