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