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