Problem: S1: This can be caused by the loss of three additional genes , each of which has different effects , resulting in three types of syndrome .
S2: This may be caused by the loss of three different additional genes , each of which has different effects , resulting in three types of syndrome .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: On November 4 , 2017 , Irina Viner officially announced to the Russian press that Mamun has completed her competitive career in rhythmic sports gymnastics .
S2: On 4 November 2017 , Mamun officially announced to the Russian press that Irina Viner has completed her competitive career in rhythmic gymnastics .

Do S1 & S2 convey the same information?

A: no

Problem: S1: Danai Udomchoke won the tournament after defeating Samuel Groth 7 -- 6 , 6 -- 3 in the final .
S2: Samuel Groth won the tournament after defeating Danai Udomchoke in the final with 7 : 6 , 6 : 3 .

Do S1 & S2 convey the same information?

A:
no