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

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

*GRAMMAR*
dax -> PINK 
 fep -> PURPLE 
 zup -> GREEN 
 wif -> YELLOW 
 u1 lug -> [u1] [u1] 
 x1 tufa x2 -> [x2] [x1] [x1] 
 u1 blicket u2 -> [u1] [u2] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 