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

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

*GRAMMAR*
tufa -> RED 
 zup -> GREEN 
 wif -> PINK 
 fep -> YELLOW 
 u1 gazzer u2 -> [u1] [u2] [u2] 
 x1 kiki x2 -> [x2] [x1] 
 x1 lug -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 