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

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

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