passages.id: 1.0alpha7.train.473.sent
passages.type: sentence
passages.text: Although VEGF binds both VEGFR-1 and VEGFR-2, only binding to VEGFR-2 generates mitogenic signal in ECs.
coreferences.id: 1.0alpha7.train.473.coref0
coreferences.entity_ids: 1.0alpha7.train.473.ent0_0
coreferences.id: 1.0alpha7.train.473.coref1
coreferences.entity_ids: 1.0alpha7.train.473.ent1_0 1.0alpha7.train.473.ent2_1
coreferences.id: 1.0alpha7.train.473.coref2
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coreferences.id: 1.0alpha7.train.473.coref3
coreferences.entity_ids: 1.0alpha7.train.473.ent4_0