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