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