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
  ...
end

function:
def f
  ...
end

conditional:
if laby_name_look() == laby_name_Web
  ...
else
  ...
end
