[] , 10 ,10.0, "", process, pipeline, true/false

if then else

while

do while

skip


declare a := 2 in do {
    print a;
    show a;
    3 + 1
}

declare a := 2 in if true then ... else ...

declare a:=2 in do {
        if a then ..
}

declare a:=2; b:=2;c :=2 in do{

}

declare a:=2 in declare b:=2 in declare c:=2 in do {

}

a:[]

(c:(b:(a:[])))


process A {
    a :: Number
    b :: Number
}

pipeline {
         A >>> B >>> C
         A >>> (B ||| C) >>> D
}