Table 1. Performance on benchmark 1.

	Benchmark 1
	GDT1	avgGDT5	Spearman
GDT	0.6946	0.6767	1.0000
CGDT	0.6058	0.6039	0.5845
DDFire	0.6006	0.5906	0.4403
OPUS-Ca	0.5959	0.5925	0.4156
RW	0.5954	0.5879	0.4172
PSPS	0.5847	0.5734	0.3299
PWCom	0.6105	0.6056	0.6011
WQA [26]	0.6098	0.6034