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