Task: Speaker Identification
Input (English): SENDER A: yo
SENDER B: Dude, I don't understand you. Please, use English. (¬‿¬)
SENDER A: yo
SENDER B: Dude, I don't understand you. Please, use English. (¬‿¬)
SENDER A: hello
SENDER B: Hi, how are you doing?

Output (English): Human