Political change in eastern Europe and the removal of trade barriers in the Far East have given the four multinationals-Philip Morris, BAT Industries, R J Reynolds and Rothmans International-access to big potential new markets.
trade barriers cannot be removed due to big potential new markets
( z1 possible :polarity - :ARG1 ( z2 remove :ARG1 ( z3 barrier :mod ( z4 trade ) ) ) :ARG1-of ( z5 cause :ARG0 ( z6 market :ARG1-of ( z7 new ) :mod ( z8 potential :mod ( z9 big ) ) ) ) )