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