- [ label_node_d n β structure q
- | label_edge_L β πβstructure q
- | label_edge_A β πβstructure q
- | label_edge_S β π¦βstructure q
+ [ label_d n β structure q
+ | label_m β structure q
+ | label_L β πβstructure q
+ | label_A β πβstructure q
+ | label_S β π¦βstructure q