#[list]#
[1,,]
[Nat;2;] # [Nat; 1]
a = [1: "a"] # [1: Nat]
[1, 2,,]


#[tuple]#
(1,,)
a,,


#[set]#
{1,,}
{Nat;;} # {Int; 1}
{1; 3}

#[dict]#
{"a": 1,,}
{"a": 1, "b" 2}
{:1}
{"a":}

#[record]#
{x=}
{=x}
{x;;}
{;x}

#[collection access]#
a = [1, 2, 3]
a[1;2]
a[Nat; 3]
a[1: 1]

t = (1, True, "a")
t.-1

r = {name = "John Doe"; age = 21; from="Unknown"}
r.attr