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

*QUERY*
IN: zup tufa fep OUT: GREEN BLUE BLUE GREEN
IN: fep tufa zup OUT: BLUE GREEN GREEN BLUE
IN: zup tufa wif OUT: PINK BLUE BLUE PINK
IN: wif tufa kiki OUT: PURPLE PINK PINK PURPLE
IN: wif zup tufa fep OUT: PINK GREEN BLUE BLUE GREEN
IN: zup dax OUT: BLUE BLUE BLUE
IN: zup tufa zup OUT: BLUE BLUE BLUE BLUE
IN: wif tufa wif OUT: PINK PINK PINK PINK
IN: fep OUT: GREEN
IN: kiki dax OUT: PURPLE PURPLE PURPLE

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