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