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