Table 2. Performance on benchmark 2.

	Benchmark 2
	GDT1	avgGDT5	Spearman
GDT	0.5449	0.5219	1.0000
CGDT	0.4255	0.4060	0.5584
DDFire	0.3901	0.3788	0.2722
OPUS-Ca	0.3763	0.3663	0.2739
RW	0.3662	0.3696	0.2766
PSPS	0.3435	0.3534	0.2462
PWCom	0.4529	0.4309	0.5615
WQA [26]	0.4446	0.4220