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