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