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