Assertion: detector's antenna | /r/HasProperty | proposal
Facets:
Source sentences:
text: The proposed antennas were GRAIL (Netherlands, proposal that when downsized became MiniGRAIL), TIGA (US, small prototypes made), SFERA (Italy), and Graviton (Brasil, proposal that when downsized became Mario Schenberg).
text: The proposed antennas were GRAIL (Netherlands, proposal that when downsized became MiniGRAIL), TIGA (US, small prototypes made), SFERA (Italy), and Graviton (Brasil, proposal that when downsized became Mario Schenberg).