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