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