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