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

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

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