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