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