basic:
laby_name_forward ();
laby_name_left ();
laby_name_right ();
laby_name_escape ();

rocks:
laby_name_take ();
laby_name_drop ();

loop:
while (laby_name_look () = laby_name_Void)
{
  ...
}

function:
function f () =
  ...

conditional:
if (laby_name_look () = laby_name_Web)
{ ... }
else 
{ ... }
