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