SRL for [borrow]: The pilots could [borrow] against the value of their concessions , using the proceeds to buy back stock from the public and give themselves the majority control they have been seeking .
ARG-0: The pilots | ARG-M-MOD: could | ARG-3: against the value of their concessions | ARG-M-ADV: using the proceeds to buy back stock from the public and give themselves the majority control they have been seeking