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

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

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