Sentence 1: But what were Lawrence Cavendish's finger-marks doing on it? 

Sentence 2: How come we found Lawrence Cavendish's finger-marks on it?

If the first sentence is true, then is the second sentence true?
OPTIONS:
- yes
- it is not possible to tell
- no
yes
Men vad gjorde Lawrence Cavendishs fingeravtryck på den? Varför hittade vi Lawrence Cavendishs fingeravtryck på den? Om den första meningen är sann, är då den andra meningen sann? ALTERNATIV: - ja - det går inte att säga - nej
But what was Lawrence Cavendish's fingerprints doing on it? Why did we find Lawrence Cavendish's fingerprints on it? If the first sentence is true, is the second sentence true? ALTERNATIVE: - yes - you can't say - no
ja
yes