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