11.   Several thoroughbred tracks across the United States have been squeezed by competition from riverboats, Indian casinos and lotteries.

12.   The association operates New York thoroughbred tracks at Belmont, Aqueduct and Saratoga.

a. + track >>共 970
right 8.56%
warning 6.41%
new 2.88%
short 2.35%
same 2.27%
olympic 1.64%
parallel 1.49%
beaten 1.16%
different 1.03%
separate 0.98%
thoroughbred 0.30%
thoroughbred + n. >>共 78
racing 25.49%
horse 16.34%
race 5.88%
owner 4.25%
track 3.92%
trainer 3.27%
industry 2.94%
racehorse 2.94%
farm 1.96%
season 1.96%
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