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