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