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

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

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