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