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

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

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