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