Maggin and included stories by Robert Weinberg, John Kovalic, and Mike W. Barr.

Entity and relation annotations:
id: 0
type: entity
value: text: Mike W. Barr
labels: <Person>
id: 1
type: entity
value: text: John Kovalic
labels: <Person>
id: 2
type: entity
value: text: Robert Weinberg
labels: <Person>
id: 3
type: entity
value: text: Maggin
labels: <Person>