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

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

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