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