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

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

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