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