IN: In the case that your DATALINK2 file doesn't open, it is highly likely that you do not have the correct software application installed on your PC to view or edit DATALINK2 file extensions.
**
OUT: in the case that your datalink2 file doesn't open, it is highly likely that you do not have the correct software application installed on your pc to view or edit datalink2 file extensions.

IN: Center for Kvantegeometri of Moduli Spaces and Tsinghua University, China start collaboration " Danmarks Grundforskningsfond
**
OUT: center for kvantegeometri of moduli spaces and tsinghua university, china start collaboration " danmarks grundforskningsfond

IN: At the point of flashover the entire room is engulfed by the fire and large flames burst out from door and window openings.
**
OUT: at the point of flashover the entire room is engulfed by the fire and large flames burst out from door and window openings.

IN: Participate in 2015 Puppet Soccer Champs tournamen [...]
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OUT:
participate in 2015 puppet soccer champs tournamen [...]