ground.01
frames- On routes to South America , the company had no backup jets 0 *T*-2 to ensure delivery [ARGM-TMP when] [ARG1 planes] were [rel grounded] *-1 *T*-3 .
- However , if the secretary concludes that a transaction has made a carrier unfit *-1 to operate , [ARG0 the department] may revoke its certificate , *-2 [rel grounding] [ARG1 the airline] .
- But supporters argue that [ARG0 *] [rel grounding] [ARG1 an airline] is so drastic that the department would hesitate *-1 doing it .