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