@prefix : <http://cwmTest/>.
@prefix dc: <http://purl.org/dc/elements/1.1/>.
@prefix string: <http://www.w3.org/2000/10/swap/string#>.
@prefix math: <http://www.w3.org/2000/10/swap/math#>.
@prefix foaf: <http://xmlns.com/foaf/0.1/>.

{ ?y dc:date ?a.
  ?x foaf:nick ?z.
  ?y dc:creator ?x.
  ?x dc:age ?g.
  ?z string:contains "i". } => { :rule1 :has :fired }.

{ ?y dc:date ?a.
  ?x foaf:nick ?z.
  ?z string:contains "zzzzz".   
  ?y dc:creator ?x.
  ?x dc:age ?g. } => { :rule2 :has :fired }.