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