Assertion: android operating system | /r/HasProperty | developed by google
Facets:
value: to be used for cell phones
type: PURPOSE
value: to be used for touchscreen devices
type: PURPOSE
Source sentences:
text: The Android operating system is a mobile operating system that was developed by Google (GOOGL​) to be primarily used for touchscreen devices, cell phones, and tablets.
text: The Android operating system was developed by Google (GOOGL​) for use in all of its touchscreen devices, tablets, and cell phones.
text: The Android operating system was developed by Google, and is based on the Linux kernel user interface.