Question:
S1: Although Mr Sorbello was taken to hospital for a check-up , he was later released .
S2: Mr Sorbello was taken to hospital for a check-up and later released , while Mr Pennisi thinks he may have cracked ribs .
Are S1 and S2 the same?
Answer:
no

Question:
S1: Still others cite the difficulty of assembling a group of subjects whose depression is of comparable severity , increasing the chances that the effectiveness of the medication will be diffused .
S2: Still others cite the difficulty of assembling a group of subjects whose depression is of comparable severity , a problem that complicates the task of properly measuring effectiveness .
Are S1 and S2 the same?
Answer:
yes

Question:
S1: Sen. Bob Graham , Florida Democrat , raised $ 2 million after getting a late start .
S2: Further back , Sen. Bob Graham of Florida reported about $ 1.7 million on hand .
Are S1 and S2 the same?
Answer:
no

Question:
S1: It will cost about $ 20,000 per eight-week course of treatment , comparable to other injected cancer therapies , a spokeswoman said .
S2: It will cost about $ 20,000 per average course of treatment -16 to 17 weeks .
Are S1 and S2 the same?
Answer:
no