Building a Discourse-Argument Hybrid System for Vietnamese Why-Question Answering

Table 3

The illustration of discourse relation patterns (N: nuclei, S: satellite; italics: intersentence relation pattern).

Ord.	Pattern	Pattern meaning	Discourse relation type	Level	Reason relation
1	S là nguyên nhân dẫn đến N	S is the reason of N	Cause	Inner-sentence	Reason (S, N)
2	S. Đây là lý do tại sao N	S . This is why N	Cause	Intersentence	Reason (S, N)
3	N với mục đích S	N with the purpose of S	Purpose	Inner-sentence	Reason (S, N)
4	Với mục đích S, N	For S, N	Purpose	Inner-sentence	Reason (S, N)
5	N phát sinh từ S	N comes from S	Result	Inner-sentence	Reason (S, N)
6	Phát sinh từ S, N	From S, N	Result	Inner-sentence	Reason (S, N)
7	N nguyên nhân là S	N because S	Cause	Inner-sentence	Reason (S, N)
8	Lý do cho N là S	The reason for N is S	Cause	Inner-sentence	Reason (S, N)
9	N trong khi S	N while S	Circumstance	Inner-sentence	Reason (N, S) Reason (S, N)
10	Trong khi S, N	While S, N	Circumstance	Inner-sentence	Reason (N, S); Reason (S, N)
11	S. Trong khi đó, N	S. Meanwhile, N	Circumstance	Intersentence	Reason (N, S); Reason (S, N)
…	…	…	…	…	…