Problem: S1: These airlines operate more than 80 cities across India and , following the liberalisation of Indian aviation , also connect overseas routes .
S2: These airlines connect more than 80 cities throughout India and , after the liberalisation of Indian aviation , also operate overseas routes .

Do S1 & S2 convey the same information?

A: no

Problem: S1: This night , Emperor Muzong died , and Li Zhan took the throne ( as Emperor Jingzong ) .
S2: That night , Emperor Muzong died , and Li Zhan took the throne ( as Emperor Jingzong ) .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: In February 2013 , the school opened a new dining area and pastoral offices , followed by a new assembly hall and library in May 2013 .
S2: In February 2013 the school opened a pastoral dining area and new offices , in May 2013 followed a new auditorium and library .

Do S1 & S2 convey the same information?

A:
no