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