*SUPPORT*
IN: fep gazzer fep OUT: GREEN GREEN
IN: lug wif fep blicket OUT: GREEN YELLOW YELLOW GREEN YELLOW YELLOW
IN: lug wif zup OUT: PURPLE YELLOW YELLOW
IN: fep OUT: GREEN
IN: tufa lug OUT: RED YELLOW
IN: zup gazzer zup OUT: PURPLE PURPLE
IN: tufa tufa wif fep blicket OUT: RED GREEN RED RED RED GREEN RED RED
IN: tufa fep tufa blicket gazzer fep gazzer fep OUT: RED GREEN RED RED GREEN RED GREEN GREEN
IN: zup blicket OUT: PURPLE PURPLE
IN: fep wif fep OUT: GREEN GREEN GREEN
IN: tufa lug wif lug gazzer tufa OUT: RED YELLOW YELLOW YELLOW RED
IN: lug OUT: YELLOW
IN: tufa tufa lug OUT: RED RED YELLOW
IN: zup tufa gazzer lug OUT: PURPLE RED YELLOW

*QUERY*
IN: tufa blicket blicket gazzer tufa OUT: RED RED RED RED RED
IN: zup wif fep OUT: GREEN PURPLE PURPLE
IN: zup wif zup OUT: PURPLE PURPLE PURPLE
IN: lug wif tufa wif fep gazzer zup OUT: GREEN RED RED YELLOW YELLOW PURPLE
IN: lug blicket OUT: YELLOW YELLOW
IN: lug wif fep wif fep OUT: GREEN GREEN GREEN YELLOW YELLOW
IN: lug gazzer lug blicket blicket OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: zup OUT: PURPLE
IN: tufa OUT: RED
IN: tufa zup OUT: RED PURPLE

*GRAMMAR*
lug -> YELLOW 
 tufa -> RED 
 fep -> GREEN 
 zup -> PURPLE 
 x1 gazzer u1 -> [x1] [u1] 
 x1 blicket -> [x1] [x1] 
 u1 wif x1 -> [x1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 