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