passages.id: 1.0alpha7.train.1.sent
passages.type: sentence
passages.text: No appreciable binding of  Ly49C to  Db could be detected in the cell-cell adhesion assay by antibody blocking or by employing cells from   Kb /  mice that express  Db normally (  Figure 3 and   Figure 4).
coreferences.id: 1.0alpha7.train.1.coref0
coreferences.entity_ids: 1.0alpha7.train.1.ent0_0 1.0alpha7.train.1.ent1_1
coreferences.id: 1.0alpha7.train.1.coref1
coreferences.entity_ids: 1.0alpha7.train.1.ent2_0