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

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

*GRAMMAR*
lug -> RED 
 wif -> GREEN 
 tufa -> PURPLE 
 blicket -> BLUE 
 u1 fep u2 -> [u1] [u2] 
 u1 dax x1 -> [u1] [x1] 
 u1 gazzer u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 