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