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