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