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