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