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