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Table 7:

Counts of AMR graphs with different number of reentrancies for the test split and the BLEU scores of different models on these graphs.

Model	Number of reentrancies
Model	0	1−3	4−
#count	624	566	181

S2S	26.6	21.2	15.3
GraphLSTM	+2.9	+2.4	+0.1
Graph Transformer	+7.1	+4.0	+2.9

Model	Number of reentrancies
Model	0	1−3	4−
#count	624	566	181

S2S	26.6	21.2	15.3
GraphLSTM	+2.9	+2.4	+0.1
Graph Transformer	+7.1	+4.0	+2.9