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

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

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