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