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

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

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