S 240.05 Riot in the second degree.
  A person is guilty of riot in the second degree when, simultaneously
with four or more other persons, he engages in tumultuous and violent
conduct and thereby intentionally or recklessly causes or creates a
grave risk of causing public alarm.
  Riot in the second degree is a class A misdemeanor.

S 240.06 Riot in the first degree.
  A person is guilty of riot in the first degree when he:
  1.   Simultaneously  with  ten  or  more  other  persons,  engages  in
tumultuous and violent conduct and thereby intentionally  or  recklessly
causes  or  creates  a  grave  risk  of causing public alarm, and in the
course of and as a result of such conduct, a person other  than  one  of
the  participants suffers physical injury or substantial property damage
occurs; or
  2. While in a correctional facility or a local correctional  facility,
as   those   terms   are  defined  in  subdivisions  four  and  sixteen,
respectively, of section two of the correction law, simultaneously  with
ten or more other persons, engages in tumultuous and violent conduct and
thereby  intentionally  or  recklessly causes or creates a grave risk of
causing alarm within such correctional facility  or  local  correctional
facility  and in the course of and as a result of such conduct, a person
other  than  one  of  the  participants  suffers  physical   injury   or
substantial property damage occurs.
  Riot in the first degree is a class E felony.

S 240.08 Inciting to riot.
  A person is guilty of inciting to riot when he urges ten or more
persons to engage in tumultuous and violent conduct of a kind likely to
create public alarm.
  Inciting to riot is a class A misdemeanor.