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