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