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

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

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