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