Jack was happy to see a dog.
				1    2   3     4  5   6 7   8
Key List
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- 1 2 Jack  NAME ((AGR 3s))
- 1 2       NP   ((AGR 3s)) 
- 2 3 was   V    ((ROOT BE1) (VFORM past) (AGR (1s 3s)) (SUBCAT (_adjp _np))) 
- 3 4 happy ADJ  ((SUBCAT _vp:inf))
- 3 4       ADJP
- 4 5 to    TO
- 5 6 see   V    ((ROOT SEE1) (VFORM base) (SUBCAT _np) (IRREG-PAST +) (EN-PASTRT +))
- 6 7 a     ART  ((ROOT A1)(AGR 3s))
- 6 7       NP   ((AGR 3s))
- 5 7       VP   ((AGR ?a) (VFORM base))
- 4 7       VP   ((SUBCAT inf) (AGR ?a) (VFORM inf))
- 3 7       ADJP
- 2 7       VP   ((AGR (1s 3s)) (VFORM past))
* 1 7       S    ((INV -) (VFORM past) (AGR 3s))

Chart
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1 2 NAME ((AGR 3s))
1 2 NP   ((AGR 3s))
2 3 V    ((ROOT BE1) (VFORM past) (AGR (1s 3s)) (SUBCAT (_adjp _np))) 
3 4 ADJ  ((SUBCAT _vp:inf))
3 4 ADJP
4 5 TO
5 6 V    ((ROOT SEE1) (VFORM base) (SUBCAT _np) (IRREG-PAST +) (EN-PASTRT +))
6 7 ART  ((ROOT A1)(AGR 3s))
// 6 7 NP   ((AGR 3s))
5 7 VP   ((AGR ?a) (VFORM base))
4 7 VP   ((SUBCAT inf) (AGR ?a) (VFORM inf))
3 7 ADJP
2 7 VP   ((AGR (1s 3s)) (VFORM past))
1 7 S    ((INV -) (VFORM past) (AGR 3s))

Active Arc List
-------------------------------------------------------------------------------------------------
1 2 S    ((INV -) (VFORM ?v (pres past)) (AGR 3s)) 
         -> NP ((AGR 3s))				  o VP ((VFORM ?v (pres past)) (AGR 3s))
2 3 VP   ((AGR (1s 3s)) (VFORM past))
         -> V ((SUBCAT _np) (AGR (1s 3s)) (VFORM past))   o NP
2 3 VP   ((AGR (1s 3s)) (VFORM past))
         -> V ((SUBCAT _adjp) (AGR (1s 3s)) (VFORM past)) o ADJP
3 4 ADJP -> ADJ ((SUBCAT _vp:inf))                        o VP ((VFORM inf))
4 5 VP   ((SUBCAT inf) (AGR ?a) (VFORM inf))       
         -> TO ((AGR ?a) (VFORM inf))                     o VP ((VFORM base))
5 6 VP   ((AGR ?a) (VFORM base))
         -> V ((SUBCAT _np) (AGR ?a) (VFORM base))        o NP
6 7 NP   ((AGR 3s))                                       o N ((AGR 3s))
6 7 S    ((INV -) (VFORM ?v (pres past)) (AGR 3s)
         -> NP ((AGR 3s))                                 o VP ((VFORM ?v (pres past)) (AGR 3s))