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