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

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

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