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