rule one{
from s: MMs!Source
to t: MMt!Target
( name<-s.name)
}

rule two{
from s: MMs!Source
to e: MMt!Element
(name<-s.name)
}

rule oneandtwo {
from s : MMs!Source
to 
t : MMt!Target (name <- s.name),
e : MMt!Element (name <- s.name)
}