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