*SUPPORT*
IN: lug zup fep OUT: GREEN GREEN RED
IN: fep OUT: GREEN
IN: lug dax blicket OUT: PURPLE RED
IN: fep zup blicket OUT: PURPLE PURPLE GREEN
IN: lug OUT: RED
IN: lug tufa blicket zup lug OUT: RED RED PURPLE RED RED RED PURPLE
IN: lug tufa fep dax wif OUT: PINK GREEN RED PINK GREEN
IN: lug dax wif OUT: PINK RED
IN: fep lug lug OUT: GREEN RED RED
IN: blicket dax blicket OUT: PURPLE PURPLE
IN: fep dax blicket OUT: PURPLE GREEN
IN: blicket OUT: PURPLE
IN: blicket lug tufa fep dax wif OUT: PURPLE PINK GREEN RED PINK GREEN
IN: fep dax wif OUT: PINK GREEN

*QUERY*
IN: blicket lug zup blicket OUT: PURPLE PURPLE PURPLE RED
IN: fep dax fep OUT: GREEN GREEN
IN: blicket dax lug OUT: RED PURPLE
IN: fep zup fep OUT: GREEN GREEN GREEN
IN: fep zup lug OUT: RED RED GREEN
IN: lug zup blicket OUT: PURPLE PURPLE RED
IN: blicket fep tufa lug OUT: PURPLE RED GREEN RED
IN: lug lug fep zup lug OUT: RED RED RED RED GREEN
IN: fep zup wif OUT: PINK PINK GREEN
IN: blicket fep OUT: PURPLE GREEN

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