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

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

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