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