*SUPPORT*
IN: blicket tufa OUT: YELLOW PURPLE
IN: wif OUT: PINK
IN: dax tufa fep dax fep wif zup wif OUT: GREEN PINK PINK GREEN PURPLE
IN: dax fep tufa lug OUT: PURPLE PURPLE GREEN
IN: dax OUT: GREEN
IN: wif dax lug OUT: PINK GREEN GREEN
IN: tufa tufa lug OUT: PURPLE PURPLE PURPLE
IN: tufa OUT: PURPLE
IN: wif wif fep wif zup dax OUT: PINK PINK GREEN PINK
IN: blicket fep wif zup blicket OUT: PINK YELLOW YELLOW
IN: dax zup tufa OUT: GREEN PURPLE
IN: blicket dax OUT: YELLOW GREEN
IN: blicket zup blicket OUT: YELLOW YELLOW
IN: blicket lug OUT: YELLOW YELLOW

*QUERY*
IN: tufa zup dax OUT: PURPLE GREEN
IN: dax fep wif wif fep tufa OUT: PINK PURPLE PINK GREEN
IN: dax tufa OUT: GREEN PURPLE
IN: wif zup dax OUT: PINK GREEN
IN: wif lug OUT: PINK PINK
IN: blicket OUT: YELLOW
IN: wif blicket blicket OUT: PINK YELLOW YELLOW
IN: wif zup tufa OUT: PINK PURPLE
IN: dax zup dax OUT: GREEN GREEN
IN: dax fep wif OUT: PINK GREEN

*GRAMMAR*
blicket -> YELLOW 
 tufa -> PURPLE 
 dax -> GREEN 
 wif -> PINK 
 u1 lug -> [u1] [u1] 
 u1 fep x1 -> [x1] [u1] 
 u1 zup u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 