::= | | | | | "(" ")" | ::= ".as(" ")" ::= | "(" ")" | ".eq(" ")" | ".is(" ")" | ".not(" ")" | ".gt(" ")" | ".lt(" ")" | ".gte(" ")" | ".lte(" ")" | ".and(" ")" | ".or(" ")" | "Boolean.and(" "," ")" | "Boolean.or(" "," ")" | "Boolean.not(" ")" | "Boolean.eq(" "," ")" | "Boolean.is(" "," ")" | "Boolean.gt(" "," ")" | "Boolean.lt(" "," ")" | "Boolean.gte(" "," ")" | "Boolean.lte(" "," ")"