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