Terminating on example - out of RAM

[uriva]

Python 3.7.3

In [3]: parser.parse("hi")                                                      
terminate called after throwing an instance of 'std::bad_alloc'
  what():  std::bad_alloc
Aborted (core dumped)

[uriva]

I think this might be a ram issue, so trying benepar_en_small now.

[uriva]

Yup this works. Might be good to add this to the initial README as it wasn't very clear from the error messages.