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

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

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