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