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