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