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