How does it handle the "translation" from that wiki page?
Bison from Buffalo, which bison from Buffalo bully, themselves bully bison from Buffalo.
Bison from Buffalo, which bison from Buffalo bully, themselves bully bison from Buffalo.
Bison NNP ROOT
+-- from IN prep
| +-- Buffalo NNP pobj
+-- , , punct
+-- bison NN ccomp
| +-- themselves PRP nsubj
| +-- bully RB advmod
| +-- from IN prep
| +-- Buffalo NNP pobj
+-- . . punct"bully RB advmod"
I assume this is wrong, and probably triggered by the "ly" ending? Also, odd that it dropped the second clause and didn't see any trouble with the parsed results lacking a single verb. I guess it has to be able to handle fragments, etc.