Problem: Does "His research findings led him to classify six emotions as basic: anger, disgust, fear, happiness, sadness and surprise." answer the question "Along with anger, disgust, happiness, sadness and fear, what is one of Ekman's basic emotions?" OPTIONS:
- yes
- no

A: yes

Problem: Does "PC World says that iPod line has "altered the landscape for portable audio players"." answer the question "What file format is not supported by Sony Ericsson and Nokia?" OPTIONS:
- yes
- no

A: no

Problem: Does "Sarah Trimmer wrote a successful natural history textbook for children titled The Easy Introduction to the Knowledge of Nature (1782), which was published for many years after in eleven editions." answer the question "Who wrote a successful natural history textbook for children titled The Easy Introduction to the Knowledge of Nature (1782)?" OPTIONS:
- yes
- no

A:
yes