=  >  <  <=  >=	True if numeric comparison is true true
ALL-TRUE	True if all elements of a list are true
DOES-NOT-EXIST	True if argument is false or has not been defined
EQUAL	Compares two items and returns true if they have the same values (case counts)
EXISTS	True if argument has been defined and is not false
FOR-EACH / LOOP	Determines the flow of logic to iterate a set of statements (a language in itself)
IF-DOES-NOT-EXIST	Controls flow of logic based on test
IF-EXISTS	Controls flow of logic based on test
IF-FALSE	Controls flow of logic based on test
IF-TRUE	Controls flow of logic based on test
NONE-TRUE	True if no element of a list is true
SOME-TRUE	True if at least one element of a list is true
SAME	Compares two items and returns true if they are the same, after converting symbols to strings and ignoring case
TRUE SUCCESSFUL	Returns false if condition is false, otherwise returns true