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