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