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