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