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