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