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