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