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