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