Assertion: crossfire | /r/CapableOf | start with just one indoor map
Facets:
Source sentences:
text: Crossfire started with just one indoor map and then increased to 4 indoor maps with one-way portals from level 1 to level 4.
text: Crossfire started with just one indoor map and then increased to 4 indoor maps with one-way portals from level 1 to level 4.