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