Anchor: oh oh yeah yeah i never really noticed how effective they were but um because that wasn't really i i bought them and i didn't really get to use them like oh there's mosquitoes let's turn them we just sort of lit them
Entailed: I'm not sure if they worked but we use them.
Contradiction: They worked great on the mosquitoes. 
Contradiction: Only one institute in the whole world was working on developing the vaccine.
Contradiction: A girl is beating another girl with a stick.
Contradiction: Two people in high-heels take a seat in the bleachers.
Contradiction: A person is performing yoga in the ocean.