question:
The dihedral group D4, for example, can be generated by two elements r and f (for example, r = r1, the right rotation and f = fv the vertical (or any other) reflection), which means that every symmetry of the square is a finite composition of these two symmetries or their inverses.
What groups can be combined to describe every group?

answer: no

question:
The state's lowest point is on the Little River near its far southeastern boundary near the town of Idabel, OK, which dips to 289 feet (88 m) above sea level.
What plateau is Oklahoma near?

answer: no

question:
Bhutia, who is Sikkimese, is the first athlete to refuse to run with the torch.
What is the name of the footballer who refused to be a part of the relay?

answer: no

question:
Reporters in Chengdu said they saw cracks on walls of some residential buildings in the downtown areas, but no buildings collapsed.
Where did a cargo train derail?

answer:
no