CONCEPTS: computer, everything, know

GEN: everything we know so far about computer

CONCEPTS: city, trail, waterfall

GEN: this waterfall is located on the trail just north of a city .

CONCEPTS: attraction, element, include

GEN: tourist attraction which includes a temple or place of worship and religious elements

CONCEPTS: clash, police, protester, street

GEN:
protesters clash with police on a street in central business district .