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

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

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