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