Performance in Stage 1 on the BC-V test set without considering functions

	Att-BiLSTM (14) (%)			BERT (14) (%)			SBEL-BERT (ours) (%)
Evaluation levels	P	R	F1	P	R	F1	P	R	F1
Term	56.3	63.6	58.6(±0.9)	65.2	49.0	55.9(±2.6)	59.7	60.1	59.8(±0.8)
FS	66.7	23.1	34.3(±1.4)	76.3	30.0	42.1(±6.4)	72.7	51.5	59.6(±4.5)
Function	36.8	11.7	17.7(±2.1)	35.3	15.5	20.8(±5.4)	32.9	26.0	28.5(±3.0)
RS	57.6	67.8	62.3(±1.7)	80.2	61.5	69.4(±2.6)	73.0	71.6	72.2(±1.1)
Relation	27.7	36.6	31.6(±1.8)	46.2	33.8	38.8(±1.4)	40.0	41.2	40.4(±1.0)
State(REL)	16.0	23.3	19.0(±1.2)	31.2	22.8	26.2(±0.8)	27.4	28.5	27.8(±0.7)
State(MRG)	18.7	24.8	21.3(±1.8)	33.7	24.8	28.3(±1.4)	29.8	30.8	30.1(±1.4)