Please capitalize where necessary: facts are the air of scientists.
A: Facts are the air of scientists.

Please capitalize where necessary: situated in los angeles, 2.2 km from l.a. live, dtla suites by eleven features accommodation with free wifi, a fitness centre and barbecue facilities.
A: Situated in Los Angeles, 2.2 km from L.A. Live, DTLA Suites by Eleven features accommodation with free WiFi, a fitness centre and barbecue facilities.

Please capitalize where necessary: 1311 - frankfurt traders sail on the baltic sea with their own ships
A: 1311 - Frankfurt traders sail on the Baltic Sea with their own ships

Please capitalize where necessary: new leaves are pale green but turn dark green as they age, adding an exciting play of colours to the plant.
A:
New leaves are pale green but turn dark green as they age, adding an exciting play of colours to the plant.