Table: hangul_origin
Columns: articulatory_class
non_stop
plain_stop
aspirated_stop
muddy_voice

Question: Which Articulatory class has and Aspirated stop of ㅍ?
SQL: SELECT "articulatory_class" FROM hangul_origin WHERE "aspirated_stop" = 'ㅍ'

Question: Which Non- stop has an Aspirated stop of ㅎ?
SQL: SELECT "non_stop" FROM hangul_origin WHERE "aspirated_stop" = 'ㅎ'

Question: If the Non- stop is (ㆁ), what is the Articulatory Class?
SQL: SELECT "articulatory_class" FROM hangul_origin WHERE "non_stop" = '(ㆁ)'

Question: Which Aspirated stop has a "Muddy" voice of ㄲ?
SQL: SELECT "aspirated_stop" FROM hangul_origin WHERE "muddy_voice" = 'ㄲ'

Question: If the Plain stop is ㄷ, what is the Non- stop?
SQL: SELECT "non_stop" FROM hangul_origin WHERE "plain_stop" = 'ㄷ'

Question: If the "Muddy" voice is ᅇ, ㆅ, what is the Articulatory class?
SQL: SELECT "articulatory_class" FROM hangul_origin WHERE "muddy_voice" = 'ᅇ, ㆅ'