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