Problem: S1: The Charge Spear is a large spear that can be '' charged '' to form a sharpened organic blade that can be used to stab foes .
S2: The Charge Spear is a large spear that can be '' sharpened to form a charged organic blade that can be used to strike opponents .

Do S1 & S2 convey the same information?

A: no

Problem: S1: Kallir is honest , but very incompetent in politics. ''
S2: Kallir is incompetent , but in politics very honest .

Do S1 & S2 convey the same information?

A: no

Problem: S1: A total of 16 teams qualified but only 13 teams participated in the finals of the Olympic tournament .
S2: A total of 16 teams qualified , but only 13 teams participated in the final round of the Olympic tournament .

Do S1 & S2 convey the same information?

A:
yes