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