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