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

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

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