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