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