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