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