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

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

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