So overall, I think basketball would be the easiest, since gravity is all that's holding them back on Earth now, and soccer would be the hardest, since gravity is all that's keeping the ball in play on Earth now!
(I; think; basketball would be the easiest) Context(I think,List([12, 19))):(basketball; would be; the easiest) (gravity; is; all that's keeping the ball in play on Earth now) (all; 's keeping; the ball; in play on Earth; T:now) (gravity; is; all that's holding them back on Earth now) (all; 's holding back; T:now) (soccer; would be; the hardest; since gravity is all)
I think,List([12, 19))
I basketball gravity all gravity all soccer
think would be is 's keeping is 's holding back would be
basketball would be the easiest
the easiest
all that's keeping the ball in play on Earth now
the ball in play on Earth T:now
all that's holding them back on Earth now
T:now
the hardest since gravity is all