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