Can we conclude from "Sitting at a table with beer empty beer mugs on it one brother is has a birthday cake sliced with sprinkler lit up while the younger brother is smiling with his eyes closed." that "It is the younger brother's birthday."?\nOptions:\n- yes\n- no\n- it is not possible to tell
Stream of thoughts:
it is not possible to tell
The fact that one brother has birthday cake sliced while younger brother is smiling doesn't imply that it is the younger brother's birthday.

.

Final answer: it is not possible to tell