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