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