Premise:
" The Cairo Opera House opened in 1988, a gift from the Japanese government."
Hypothesis: The construction of the Opera House was never completed

no

Premise:
"LSC co-sponsored a case management system conference in conjunction with the Equal Justice Conference and participated in a session on how to help advocates and staff use the technology tools they already have."
Hypothesis: LSC co-sponsored a case management system with the Equal Justice Conference.

yes

Premise:
"Black stones formed a ring around a platform of carved rock."
Hypothesis: There was a ring of stones around the platform.
yes