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