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#ifndef RSBOTTOM_UP_PARSER_H_
#define RSBOTTOM_UP_PARSER_H_
#include <vector>
#include <string>
#include "lattice.h"
#include "grammar.h"
class Hypergraph;
// implementation of Sennrich (2014) parser
// http://aclweb.org/anthology/W/W14/W14-4011.pdf
class RSExhaustiveBottomUpParser {
public:
RSExhaustiveBottomUpParser(const std::string& goal_sym,
const std::vector<GrammarPtr>& grammars);
// returns true if goal reached spanning the full input
// forest contains the full (i.e., unpruned) parse forest
bool Parse(const Lattice& input,
Hypergraph* forest) const;
private:
const std::string goal_sym_;
const std::vector<GrammarPtr> grammars_;
};
#endif
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