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

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

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