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