Complex sentence: The marching sequence and the silhouettes of the children climbing the jungle gym against the setting sun are a nod to Stanley Kubrick's 1987 film "Full Metal Jacket".
Split into simpler sentences: The marching sequence is a nod to Stanley Kubrick's "Full Metal Jacket" from 1987. The silhouettes of the children climbing the jungle gym against the setting sun are a reference to Stanley Kubrick's 1987 film "Full Metal Jacket".