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