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

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

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