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import sys
import pgf
sys.stdout.write("loading...")
sys.stdout.flush();
gr = pgf.readPGF("../../../treebanks/PennTreebank/ParseEngAbs.pgf")
sys.stdout.write("\n")
we = pgf.readExpr("UttImpSg PPos (ImpVP (UseV try_V))")
print gr.languages["ParseEng"].linearize(we)
sys.stdout.write("start cat: "+gr.startCat+"\n\n")
while True:
sys.stdout.write("> ")
line = sys.stdin.readline();
if line == '':
sys.stdout.write("\n")
break;
for e in gr.languages["ParseEng"].parse(gr.startCat,line):
print e
print gr.languages["ParseEngBul"].linearize(e)
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