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