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