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