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