Instruct: Classify Amazon reviews into positive or negative sentiment
Query: An introduction to pencak silat.

Guru Stark presents the basis of his system concisely. I am notoriously a hands on person and would much rather train than read as a lot can be missed when not felt. That being said, Guru Stark touches the main points by building upon and with each other so as to convey the necessary information logically.I highly recommend attending a seminar with Guru Stark or his annual gathering, Keluarga. See his website, [...] for locations for upcoming events.