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