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

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

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