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

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

*GRAMMAR*
zup -> RED 
 gazzer -> BLUE 
 fep -> PURPLE 
 blicket -> GREEN 
 x1 lug x2 -> [x1] [x2] [x1] 
 x1 tufa x2 -> [x1] [x2] 
 u1 wif x1 -> [x1] [u1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 