QUES: They returned in 1999 after rebel raids on a neighboring Russian region and a series of deadly apartment-building bombings that were blamed on the rebels .

In 1999 , troops returned after rebel raids on a neighbouring Russian region and a series of deadly apartment-house bombings in Russian cities that were blamed on the rebels .

The sentences above mean the same or not?
****
ANS: yes

QUES: The broader Standard & Poor 's 500 Index .SPX fell 3 points , or 0.30 percent , to 995 .

The technology-laced Nasdaq Composite Index < .IXIC > added 1.92 points , or 0.12 percent , at 1,647.94 .

The sentences above mean the same or not?
****
ANS: no

QUES: He took batting practice on the field for the second time Tuesday since his opening-day injury .

Jeter , who dislocated his left shoulder in a collision March 31 , took batting practice on the field for the first time Monday .

The sentences above mean the same or not?
****
ANS:
yes