Table 2.

Samples of the training data corpus for the English subtask.

Tweet ID	Message	s1a	s2	s3	s4	s5	s6	s7	s8
1enb	The cold makes my whole body weak.	pc	nd	n	n	n	n	n	n
2en	It’s been a while since I’ve had allergy symptoms.	n	n	n	n	p	n	n	p
3en	I’m so feverish and out of it because of my allergies. I’m so sleepy.	n	n	n	p	p	n	n	p
4en	I took some medicine for my runny nose, but it won’t stop.	n	n	n	n	n	n	n	p
5en	I had a bad case of diarrhea when I traveled to Nepal.	n	n	n	n	n	n	n	n
6en	It takes a millennial wimp to call in sick just because they’re coughing. It’s always important to go to work, no matter what.	n	p	n	n	n	n	n	n
7en	I’m not going today, because my stuffy nose is killing me.	n	n	n	n	n	n	n	p
8en	I never thought I would have allergies.	n	n	n	n	p	n	n	p
9en	I have a fever but I don’t think it’s the kind of cold that will make it to my stomach.	p	n	n	p	n	n	n	n
10en	My phlegm has blood in it and it’s really gross.	n	p	n	n	n	n	n	n

^as₁, s₂, s₃, s₄, s₅, s₆, s₇, and s₈ are IDs of the 8 symptoms (cold, cough, diarrhea, fever, hay fever, headache, flu, and runny nose).

^bID corresponds to the corpora of other languages (eg, the tweet of 1en corresponds to the tweets of 1ja and 1zh).

^cp indicates the positive label.

^dn indicates the negative label.