Assertion: tank's crew | /r/CapableOf | pile extra track links
Facets:
value: on the outside of their tanks
type: LOCATION
value: in an attempt
type: TEMPORAL
Source sentences:
text: In an attempt to improve protection, many crews piled sandbags or extra track links on the outside of their tanks, but this made the already-underpowered vehicles even slower and increased maintenance requirements.