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