hello 1 2 3; a second line; a bunch of unnecessary semis;;;;;; ;;;;; ;;;;;;;; ok; next round "strings"; (function calls); call [infix + 2]; foo(a b c); foo (a b c); a b c @{ we try this again; only this time we are in an explicit; block inside a sequence; []; (); #[]; #(); making sure it is possible to create empty sequences } d e f;