On the next 13 pages you'll find “The Contents of the Bhagavad-Gita Summarized”, which is its second chapter and which consists of 72 verses.
Bhagavad-Gita appears in the Mahabharata, an ancient Vedic epic about His-story. It is considered “sruti” in Sanskrit and which means “that which is learned through hearing”, because it’s spoken for by Krishna, God, the Unlimitedly Playful & Naughty One, and incidentally, the Almighty One. Part of the scene is Arjuna, a warrior, who faces a war he doesn’t want to fight, and with which Krishna has a dialogue. So … let’s get started.