{"category": {"value": "Ab", "label": "Ab"}, "construction": {"value": "pullback", "label": "pullback"}}
{"category": {"value": "CRing", "label": "CRing"}, "construction": {"value": "pullback", "label": "pullback"}}
{"category": {"value": "Comp", "label": "Comp"}, "construction": {"value": "pullback", "label": "pullback"}}
{"category": {"value": "DGph", "label": "DGph"}, "construction": {"value": "pullback", "label": "pullback"}}
{"category": {"value": "FinGrp", "label": "FinGrp"}, "construction": {"value": "pullback", "label": "pullback"}}
{"category": {"value": "FinSet", "label": "FinSet"}, "construction": {"value": "pullback", "label": "pullback"}}
{"category": {"value": "Grp", "label": "Grp"}, "construction": {"value": "pullback", "label": "pullback"}}
{"category": {"value": "Quiv", "label": "Quiv"}, "construction": {"value": "pullback", "label": "pullback"}}
{"category": {"value": "Set", "label": "Set"}, "construction": {"value": "pullback", "label": "pullback"}}
{"category": {"value": "Top", "label": "Top"}, "construction": {"value": "pullback", "label": "pullback"}}