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