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