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