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

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

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