Then fireworks, an, immense display of sound and light, completely illuminating capital's sky, and the President and his party, silently, almost mysteriously, were gone.
(fireworks; illuminating; capital's sky) (the President and his party; silently were gone; T:Then; T:almost mysteriously)
fireworks the President and his party
illuminating silently were gone
capital's sky
T:Then T:almost mysteriously