white smoke
white clouds in the sky
two jets in the sky
clouds
wing of the jet
tail of the jet
jet is blue and grey
the jets are in the sky
the jets are flying
the sky is blue and cloudy
planes doing tricks in the sky
these planes are making smoke
the smoke is curved
the smoke is curvy
these planes are uniform
a partly cloudy sky
these are the same type of aircraft
the sky is blue and cloudy
wings on the planes
the smoke lines intersect and then split
Two planes performing maneuvers in the air
Two thick white contrails behind the planes
The two contrails begin to merge beneath the planes
Wispy white clouds in the sky
A patch of clear blue sky
The two planes are identical to each other
The planes are banking left
Two planes flying high in the sky
The grey wings of the right plane
The grey propeller on the left plane
two planes in midair
two condensation trails from two airplanes
a mostly clear blue sky
the right plane's propeller
the left plane's propeller
the left plane's right wing
the right plane's right wing
the right plane's tail
the left plane's tail
the right plane's left wing
white clouds in the blue sky
the clear blue sky
two planes side by side
two planes side by side in the sky
two planes side by side ascending in the sky
contrails made by two planes
white contrails made by planes
artificial clouds made by planes
white artificial clouds in the sky
right wing of a plane

Objects:
smoke
clouds
clouds
clouds
clouds
clouds
sky
jets
wing
jet
jet
jets
jets
sky
planes
planes
smoke
smoke
planes
sky
aircraft
pole
ground
planes
trail
trail
airplane
airplane
plane
plane
propeller
propeller
right wing
plane's tail
tail
plane
plane
left wing
contrails
contrails
plane
plane
contrails
planes
clouds
planes

Attributes:
name: smoke
attrs: white
curved
name: clouds
attrs: artificial
white
name: sky
attrs: partly cloudy
blue
cloudy
clear
name: jets
name: wing
name: jet
attrs: blue and grey
name: planes
attrs: uniform
name: aircraft
name: pole
name: ground
name: trail
attrs: condensation
name: airplane
name: plane
name: propeller
name: right wing
name: plane's tail
name: tail
attrs: left plane's
name: left wing
name: contrails
attrs: white

Contrastive attributes:
attr1: clear
attr2: cloudy
nouns: sky