district      incumbent       party  first elected        result                                         candidates
0  massachusetts 1     john olver  democratic           1991  re - elected  john olver (d) 67.56% matthew kinnaman (r) 32.38%
1  massachusetts 2   richard neal  democratic           1988  re - elected                         richard neal (d) unopposed
2  massachusetts 3   jim mcgovern  democratic           1996  re - elected                         jim mcgovern (d) unopposed
3  massachusetts 4   barney frank  democratic           1980  re - elected                         barney frank (d) unopposed
4  massachusetts 7      ed markey  democratic           1976  re - elected                            ed markey (d) unopposed
5  massachusetts 8   mike capuano  democratic           1998  re - elected                         mike capuano (d) unopposed
6  massachusetts 9  stephen lynch  democratic           2001  re - elected                        stephen lynch (d) unopposed

Table as JSON:
{"district":{"0":"massachusetts 1","1":"massachusetts 2","2":"massachusetts 3","3":"massachusetts 4","4":"massachusetts 7","5":"massachusetts 8","6":"massachusetts 9"},"incumbent":{"0":"john olver","1":"richard neal","2":"jim mcgovern","3":"barney frank","4":"ed markey","5":"mike capuano","6":"stephen lynch"},"party":{"0":"democratic","1":"democratic","2":"democratic","3":"democratic","4":"democratic","5":"democratic","6":"democratic"},"first elected":{"0":1991,"1":1988,"2":1996,"3":1980,"4":1976,"5":1998,"6":2001},"result":{"0":"re - elected","1":"re - elected","2":"re - elected","3":"re - elected","4":"re - elected","5":"re - elected","6":"re - elected"},"candidates":{"0":"john olver (d) 67.56% matthew kinnaman (r) 32.38%","1":"richard neal (d) unopposed","2":"jim mcgovern (d) unopposed","3":"barney frank (d) unopposed","4":"ed markey (d) unopposed","5":"mike capuano (d) unopposed","6":"stephen lynch (d) unopposed"}}